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cup bearing

Contribution of Cup Bearings to Smooth Operation and Reduced Friction

Cup bearings play a crucial role in ensuring the smooth operation of machinery while minimizing friction. Their design and functions contribute to this in several ways:

  • Reduced Friction: Cup bearings are designed to minimize friction between moving parts. Their rolling elements, such as balls or rollers, reduce contact surfaces and enable smooth, low-friction movement. This reduces energy consumption and heat generation in the machinery.
  • Load Distribution: Cup bearings distribute loads evenly across their rolling elements. This even load distribution prevents excessive stress on specific points and ensures that the machinery operates smoothly without experiencing undue wear or damage.
  • Alignment Tolerance: Cup bearings can accommodate misalignment to some degree. This ability to handle minor misalignments ensures that even in less-than-ideal conditions, the machinery can continue to operate smoothly and efficiently.
  • Minimized Wear: The rolling elements and races of cup bearings are often made from materials with excellent wear resistance. This minimizes wear and extends the service life of the bearing and the machinery in which it is used.
  • Reduced Heat Generation: The low friction and efficient load distribution of cup bearings result in reduced heat generation during operation. This is particularly important in high-speed machinery where excessive heat can lead to premature wear and reduced efficiency.

Overall, cup bearings contribute to the efficient and smooth operation of machinery by reducing friction, ensuring even load distribution, and providing tolerance for misalignment. These factors are essential for minimizing wear, extending the lifespan of the machinery, and maintaining high performance.

cup bearing

Eco-Friendly Aspects of Cup Bearing Materials

Cup bearing materials can have eco-friendly or sustainable aspects depending on the material chosen and its recyclability or environmental impact:

1. Stainless Steel: Stainless steel is known for its corrosion resistance, which can extend the lifespan of cup bearings and reduce the need for replacements. This longevity can contribute to sustainability by minimizing the disposal of worn-out bearings.

2. Recyclability: Many cup bearing materials, such as steel and bronze, are highly recyclable. At the end of their useful life, these materials can be melted down and reused, reducing the demand for new raw materials and energy consumption.

3. Reduced Lubrication: Some cup bearings are designed for extended periods of maintenance-free operation due to self-lubrication or special coatings. This can reduce the consumption of lubricants and the disposal of used oils, promoting eco-friendliness.

4. Non-Toxic Materials: Materials used in cup bearings are typically non-toxic and do not pose environmental or health hazards. This ensures that their manufacture and disposal do not harm ecosystems or human health.

5. Sustainable Sourcing: Manufacturers often focus on responsibly sourcing materials, ensuring they come from suppliers who adhere to sustainable practices, including reforestation, waste reduction, and energy efficiency.

When selecting cup bearings for a specific application, considering the eco-friendliness of the chosen material is essential. Manufacturers and suppliers may also provide information on the sustainability practices associated with their bearing materials.

cup bearing

Cup Bearings: Functions and Operation

Cup bearings, also known as tapered roller bearings, are critical components in various machinery and automotive systems. They serve the crucial function of enabling the smooth and efficient rotation of a shaft or assembly. Here’s how cup bearings function in machinery:

1. Tapered Design: Cup bearings have a unique tapered design, which includes an outer ring (the cup) and an inner ring (the cone). This design allows for efficient distribution of radial and axial loads, making them suitable for a wide range of applications.

2. Reduction of Friction: Cup bearings reduce friction between moving parts, enabling the assembly to rotate with minimal resistance. This reduction in friction helps improve the efficiency of the machinery and reduces heat generation.

3. Radial and Axial Load Handling: Cup bearings are capable of handling both radial (perpendicular to the shaft) and axial (parallel to the shaft) loads. This versatility makes them suitable for applications where loads may vary in direction.

4. High Precision: Cup bearings are manufactured to high-precision standards, ensuring that they provide accurate and stable rotation. This precision is essential in applications where exact positioning and smooth motion are critical.

5. Rolling Elements: Cup bearings contain rolling elements (usually tapered rollers) positioned between the inner and outer rings. These rolling elements transmit the load from one ring to the other with very little friction, enhancing the bearing’s load-carrying capacity.

6. Lubrication: Proper lubrication is crucial for the smooth operation of cup bearings. Lubricant reduces friction and wear, prolonging the bearing’s service life. Lubrication also helps dissipate heat generated during operation.

7. Applications: Cup bearings are commonly used in automotive applications, including wheel hubs and transmissions, as well as industrial machinery such as conveyors, gearboxes, and agriculture equipment.

8. Adjustability: In many cup bearing designs, the axial position of the inner ring (cone) can be adjusted, allowing for precise control over the assembly’s clearance and preload. This adjustability is valuable for fine-tuning the bearing’s performance.

9. Longevity: Cup bearings are designed for durability and can provide a long service life when properly maintained. Regular maintenance, including lubrication and monitoring for wear, is essential to maximize their longevity.

Overall, cup bearings play a fundamental role in machinery by reducing friction, enabling efficient load transmission, and ensuring precision in rotation. Their versatility and reliability make them indispensable in various mechanical and automotive systems.

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editor by CX 2024-04-13

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cup bearing

Maintenance and Lubrication Requirements for Cup Bearings

Cup bearings, like other types of bearings, require proper maintenance and lubrication to ensure their longevity and reliable performance. Here are the key considerations:

1. Regular Inspection: Periodically inspect cup bearings for signs of wear, damage, or misalignment. This visual inspection can help identify issues early.

2. Lubrication: Most cup bearings require lubrication to reduce friction and dissipate heat. The type of lubrication and frequency of re-lubrication depend on the bearing’s design and application. Consult the manufacturer’s recommendations for specific guidelines.

3. Contamination Control: Preventing contaminants like dirt, dust, and moisture from entering the bearing is crucial. Seals and shields help protect cup bearings from contaminants and should be regularly inspected for damage.

4. Re-greasing: In applications that require lubrication, re-greasing should be performed at regular intervals to maintain the proper lubrication film. Over-greasing can lead to overheating, while under-greasing can cause premature wear.

5. Correct Installation: Proper installation is essential to ensure cup bearings operate as intended. Follow the manufacturer’s installation guidelines, including torque specifications for locking nuts.

6. Temperature Management: Be aware of operating temperature limits. High temperatures can degrade lubricants, while low temperatures can affect bearing performance. Choose the appropriate lubricant for the expected temperature range.

7. Relubrication Holes: Some cup bearings have relubrication holes or grooves for easy maintenance. Make use of these features if available.

8. Handling and Storage: Store cup bearings in a clean, dry environment. Handle them with care to avoid damage to the bearing surfaces or seals.

Proper maintenance and lubrication practices are essential to maximize the service life and performance of cup bearings in various industrial and mechanical applications.

cup bearing

Eco-Friendly Aspects of Cup Bearing Materials

Cup bearing materials can have eco-friendly or sustainable aspects depending on the material chosen and its recyclability or environmental impact:

1. Stainless Steel: Stainless steel is known for its corrosion resistance, which can extend the lifespan of cup bearings and reduce the need for replacements. This longevity can contribute to sustainability by minimizing the disposal of worn-out bearings.

2. Recyclability: Many cup bearing materials, such as steel and bronze, are highly recyclable. At the end of their useful life, these materials can be melted down and reused, reducing the demand for new raw materials and energy consumption.

3. Reduced Lubrication: Some cup bearings are designed for extended periods of maintenance-free operation due to self-lubrication or special coatings. This can reduce the consumption of lubricants and the disposal of used oils, promoting eco-friendliness.

4. Non-Toxic Materials: Materials used in cup bearings are typically non-toxic and do not pose environmental or health hazards. This ensures that their manufacture and disposal do not harm ecosystems or human health.

5. Sustainable Sourcing: Manufacturers often focus on responsibly sourcing materials, ensuring they come from suppliers who adhere to sustainable practices, including reforestation, waste reduction, and energy efficiency.

When selecting cup bearings for a specific application, considering the eco-friendliness of the chosen material is essential. Manufacturers and suppliers may also provide information on the sustainability practices associated with their bearing materials.

cup bearing

Materials Used in the Construction of Cup Bearings

Cup bearings are precision components, and their performance and durability depend on the materials used in their construction. The most common materials employed in the manufacture of cup bearings include:

1. Bearing Steel: Bearing steel is the most prevalent material for cup bearings. It typically consists of high-quality, through-hardened steel with specific alloying elements like chromium and molybdenum. This steel is known for its exceptional hardness, wear resistance, and fatigue strength. Bearing steel ensures the longevity and reliability of cup bearings in a wide range of applications.

2. Stainless Steel: In applications where corrosion resistance is crucial, stainless steel cup bearings are utilized. Stainless steel offers excellent resistance to rust and corrosion, making it suitable for applications exposed to moisture, chemicals, or high-humidity environments.

3. Ceramic: Advanced cup bearings use ceramic materials, such as silicon nitride, for rolling elements. Ceramic offers remarkable hardness, low friction, and resistance to wear. Ceramic cup bearings are often found in high-speed and high-temperature applications, including those in the aerospace and semiconductor industries.

4. Plastic: In specialized cases where weight reduction, non-conductivity, or noise reduction is a priority, plastic materials like PEEK or PTFE may be used for cup bearings. Plastic cup bearings can be found in applications like medical devices and food processing equipment.

The choice of material depends on the specific requirements of the application, including load capacity, environmental conditions, and the need for corrosion resistance. Proper material selection ensures that cup bearings perform optimally in their intended use.

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editor by CX 2024-04-13

China high quality HK Series Drawn Cup Clutch Miniature Needle Roller Bearing HK1212 HK1312 HK1410 HK1412 HK1416 HK1512 HK1514 HK1515 HK1516 HK1522 HK1612 HK1614 HK1616 HK1617 bearing air

Product Description

      Needle roller bearings are roller bearings with cylindrical rollers that are thin and long relative to their diameter. Such rollers are called needle rollers. Although the cross-sectional area is small, roller bearings still have a high load-bearing capacity due to the fact that the entire surface of the roller carries the load, they are widely used in application with a limited radial installation dimensions.
      HK & BK Series are belong to Drawn Cup Needle Roller Bearing, HK means open type, BK means closed type,  they are widely used in automobiles, motorcycles, mopeds, power tools, textile machinery, agricultural machinery, industrial sewing machines, construction machinery, etc.

 

PRODUCTS CATALOGUE

HK & BK Series of Drawn Cup Needle Roller Bearing

Shaft Dia. Drawn Cup Needle Roller Bearing  Dimensions Basic Load Rating Limiting Speed
Open Type weight Closed Type weight FW D C Dynamic Cr  Static   Cor Oil
mm Current Number Original Number g Current Number Original Number g mm N rpm
4 HK0408TN 37941/4 1.6 BK0408TN 35941/4 1.8 4 8 8 1540 1070 40000
5 HK0509 47941/5 2 BK0509 45941/5 2.1 5 9 9 2200 1790 36000
6 HK0607 27941/6 1.8 6 10 7 1600 1400 30000
HK0608 37941/6 2.1 BK0608 35941/6 2.2 6 10 8 1830 1550 32000
HK0609 47941/6 2.2 BK0609 45941/6 2.6 6 10 98 2650 2400 30000
HK06×12×08   2.5 6 12 8 2230 2571 33000
7 HK0709 47941/7 2.3 BK0709 45941/7 2.9 7 11 9 2800 2150 27000
8 HK0808 37941/8 2.7 BK0808 35941/8 3 8 12 8 2550 2400 21000
HK571 57941/8 3 BK571 55941/8 3.4 8 12 10 3700 3450 21000
HK08×14×10 27942/8 5.35 BK08×14×10 25941/8 5.8 8 14 10 3800 3950 25000
HK08×14×12 37942/8 6.6 8 14 12 4100 4320 25000
9 HK 0571 37941/9 3 BK 0571 35941/9 3.4 9 13 8 3650 4050 25000
HK571 57941/9 4 BK571 55941/9 4.3 9 13 10 4050 4250 25000
HK571 67941/9 4.6 BK571 65941/9 4.9 9 13 12 5000 6000 25000
HK09×15×10 27942/9 5.6 9 15 10 5300 6300 25000
10 HK1571 57941/10 4.1 BK1571 55941/10 4.3 10 14 10 3900 4800 19000
HK1012 67941/10 4.8 BK1012 65941/10 5 10 14 12 5000 6300 19000
HK1015 6 BK1015 6.2 10 14 15 6700 7800 19000
12 HK1208 37941/12 3.3 12 16 8 7200 8000 19000
HK1210 57941/12 4.6 BK1210 55941/12 5.2 12 16 10 4150 5800 19000
HK1212 67941/12 5.6 BK1212 65941/12 6.2 12 16 12 3800 5100 15000
13 HK1312 8.9 BK1312 11.2 13 19 12 6200 7100 17000
14 HK1410 27941/14 8.3 BK1412 35941/14 12.1 14 20 10 6700 7000 16000
HK1412 37941/14 10.5 12.2 14 20 12 6800 7500 16000
HK1416 57941/14 13.9 12.5 14 20 16 7300 9000 14000
15 HK15×20×12 7941/15 8.4 15 20 12 5800 6000 14000
HK15×20×16 7942/15 11.4 15 20 16 6000 6200 14000
HK15×20×20 7943/15 13.8 15 20 20 6100 6400 14000
HK1512 37941/15 11.1 BK1512 35941/15 12.7 15 21 12 7000 8400 14000
HK1514 47941/15 12.7 12.9 15 21 14 8500 10400 13000
HK1515 14.2 13 15 21 15 9100 11400 13000
HK1516 57941/15 15 BK1516 55941/15 16.5 15 21 16 9800 11400 14000
HK1522 SZ-439 20.4 BK1522 22 15 21 22 10400 16500 14000
HK15×22×12 7948/15 12.5 15 22 12 14300 18400 13000
16 HK16×21×09 7.5 16 21 9 4400 5600 12000
HK1612 37941/16 11.7 BK1612 35941/16 13.8 16 22 12 7100 9200 14000
HK1614 47941/16 14.4 16 22 14 8800 9900 12000
HK1616 57941/16 15.8 BK1616 55941/16 17.6 16 22 16 15710 14300 14000
HK1617 SZ-435 18 16 22 17 12900 17200 12000
HK1622 87941/16 21.7 BK1622 85941/16 23.4 16 22 22 11100 17400 14000
17 HK1712 37941/17 12.2 BK1712 35941/17 14.5 17 23 12 6900 9300 13000
HK1714 7941/17 14 17 23 14 6800 15710 10000
HK1716 57941/17 15.9 17 23 16 8500 12500 10000
HK1718 7942/17 19 17 23 18 9500 10600 10000
18 HK1812 37941/18 13.1 BK1812 35941/18 14.9 18 24 12 7100 9900 12000
HK1816 57941/18 17.5 BK1816 55941/18 19.9 18 24 16 10600 15300 12000
19 HK19×27×16 TA1916 23 19 27 16 8100 9500 10500
20 HK2571 27941/20 11.8 BK2571 25941/20 14 20 26 10 5900 7200 10000
HK2012 37941/20 14.4 BK2012 35941/20 16.7 20 26 12 7600 15710 10000
HK2014 47941/20 15.7 20 26 14 9700 18100 9000
HK2016 57941/20 19.3 BK2016 55941/20 22.3 20 26 16 11700 29100 10000
HK2018 67941/20 23.3 20 26 18 7900 12800 9000
HK2571 79421/20 24.1 BK2571 75941/20 27.1 20 26 20 13700 24000 10000
HK2571 7943/20 28 20 26 25 9100 14800 9900
HK2030 34.7 BK2030 37.4 20 26 30 21800 40000 15710
HK20×28×16 47942/20 28.5 20 28 16 29600 49800 9900
22 HK2210 27941/22 12.3 22 28 10 7200 9500 1571
HK2212 37941/22 15 BK2212 35941/22 18.1 22 28 12 8100 10400 1571
HK2216 57941/22 20.9 BK2216 55941/22 24.3 22 28 16 11400 18100 1571
HK2220 77941/22 26.2 BK2220 75941/22 29.9 22 28 20 14500 25000 1571
HK2230 32 22 28 30 17500 30400 9000
25 HK2512 27941/25 20 BK2512 25941/25 23.2 25 32 12 10000 14200 9000
HK2514 37941/25 21.9 25 32 14 13600 14800 9000
HK2516 7941/25 27.3 BK2516 7941/25 31 25 32 16 13600 20000 9000
HK2518 57941/25 28.2 25 32 18 17500 25800 9000
HK2520 67941/25 34.1 BK2520 65941/25 38.7 25 32 20 17900 30000 9000
HK2525 7943/25 40 25 32 25 22200 36700 9000
HK2526 44.8 BK2526 49 25 32 26 22500 42000 9000
HK2538 87941/25 64.7 BK2538 85941/25 69 25 32 38 30000 58000 9000
HK25×35×20 57942/25 44.9 28 35 20 36100 78650 9000
28 HK2816 47941/28 30.1 BK2816 45941/28 34.1 28 35 16 15400 22500 8700
HK2818 57941/28 31.7 28 35 18 18500 29300 8700
HK2820 67941/28 37.6 BK2820 65941/28 43 30 35 20 18900 32000 8700
30 HK3012 27941/30 24 BK3012 25941/30 27.9 30 37 12 15710 16200 8100
HK3016 47941/30 32 BK3016 45941/30 37.1 30 37 16 15200 27000 8100
HK3018 57941/30 33.6 30 37 18 19500 31500 8100
HK3571 67941/30 40.1 BK3571 65941/30 46.5 30 37 20 19700 33500 8100
HK3026 52.9 BK3026 59.4 30 37 26 24000 50000 8100
HK3038 76.1 BK3038 82.5 30 37 38 32500 74000 8100
HK30×38×12 27941/30 28 30 38 12 38100 80000 8100
HK30×38×16 7941/30 32.7 30 38 16 39000 82000 8100
HK30×38×24 7942/30 49 30 38 24 39910 88800 8100
HK30×38×32 7943/30 69 30 38 32 38890 88700 8100
32 HK3224 77941/32 50.7 32 39 24 25500 52000 7300
HK3232 97941/32 66.4 32 39 32 22600 54300 7100
HK32×40×32 7943/32 72.7 32 40 32 27990 59890 7100
35 HK3512 59741/35 27.7 BK3512 25941/35 32.9 35 42 12 12100 19300 7100
HK3516 47941/35 36.9 BK3516 45941/35 43.8 35 42 16 15700 27500 7100
HK3520 67941/35 46.1 BK3520 65941/35 54.8 35 42 20 20800 41000 7100
HK35×43×16 7941/35 37 35 43 16 24200 47100 6200
HK35×43×25 7942/35 60.5 35 43 25 24440 48500 6200
HK35×43×32 7943/35 80 35 43 32 24870 48880 6200
38 HK38×48×30 102 38 48 30 16100 24100 6300
40 HK4012 27941/40 31.1 BK4012 25941/40 38.2 40 47 12 14400 24300 6300
HK4016 47941/40 41.4 BK4015 45941/40 51 40 47 16 20000 38500 6300
HK4571 67941/40 51.8 BK4571 65941/40 62 40 47 20 25500 52000 6300
HK40×50×32 7942/40 114.3 40 50 32 23000 42000 6000
HK40×50×38 7943/40 130.8 40 50 38 24100 43000 6000
45 HK4512 27941/45 34.8 BK4512 25941/45 45 45 52 12 12900 22500 5800
HK4516 47941/45 46.2 BK4516 45941/45 56 45 52 16 19300 38000 5800
HK4520 67941/45 56 BK4520 65941/45 72 45 52 20 22000 51000 5800
  HK5012 27941/50 44.2 50 58 12 23600 57200 5300
HK5571 47941/50 72 BK5571 55941/50 87.3 50 58 20 28000 60000 5300
HK5571 7943/50 90.1 BK5571 5943/50 109 50 58 25 34500 80000 5300
55 HK5520 57941/55 78 BK5571 93.8 55 63 20 29500 59900 4600
HK5525 77941/55 109 55941/55 55 63 25 33500 69980 4600
HK5528 87941/55 111 BK5528 84941/60 132 55 63 28 39090 98000 4600
60 HK6012 49.2 BK6012 77 60 68 12 12400 29000 4100
HK6571 57941/60 86 BK6571 55941/60 105 60 68 20 30500 72000 4100

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Cage: With Cage
Rows Number: Single
Load Direction: Radial Bearing
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cup bearing

Advantages of Self-Lubricating or Maintenance-Free Cup Bearings

Self-lubricating or maintenance-free cup bearings offer several advantages in various applications:

  • Extended Service Life: Self-lubricating bearings have a longer service life compared to traditional bearings because the lubrication is continuously provided, reducing wear and friction.
  • Reduced Maintenance: These bearings eliminate or significantly reduce the need for manual lubrication, saving time and maintenance costs.
  • Environmental Benefits: With no need for external lubricants, there is less risk of lubricant leakage or contamination, making them environmentally friendly.
  • Consistent Performance: Self-lubricating bearings maintain consistent performance over time, as the lubrication remains effective, reducing the risk of equipment failure.
  • Wide Temperature Range: They can operate in a broader temperature range, making them suitable for extreme conditions.
  • Quiet Operation: The continuous lubrication minimizes friction and noise, contributing to quieter machinery.
  • Low Maintenance Costs: The reduced need for maintenance and lubrication materials results in cost savings.

These advantages make self-lubricating or maintenance-free cup bearings an attractive choice for applications where extended service life, reduced maintenance, and consistent performance are critical.

cup bearing

Contribution of Cup Bearings to Machinery Durability and Reliability

Cup bearings play a significant role in enhancing the durability and reliability of machinery by offering several key benefits:

1. Load Distribution: Cup bearings distribute axial and radial loads evenly, preventing localized wear and reducing the risk of premature component failure.

2. Reduced Friction: These bearings minimize friction between moving parts, leading to smoother operation, less heat generation, and increased energy efficiency.

3. Precision: Cup bearings provide precise control over the positioning of machine components, ensuring accurate alignment and reduced wear over time.

4. Longevity: Properly maintained cup bearings have a longer service life, resulting in less frequent replacements and reduced downtime.

5. Low Maintenance: Self-lubricating cup bearings require minimal maintenance, reducing operational costs and extending the intervals between servicing.

6. Versatility: Cup bearings are adaptable and available in various sizes and designs to suit different applications, making them versatile components in machinery.

7. Load-Carrying Capacity: These bearings can handle substantial loads, making them suitable for heavy-duty applications where durability is crucial.

8. Contaminant Protection: Proper sealing options in cup bearings shield internal components from contaminants, ensuring a cleaner and more reliable operation.

9. Shock and Vibration Resistance: Cup bearings are designed to withstand shock loads and vibrations, maintaining stability in machinery subjected to varying operating conditions.

10. Consistency: The manufacturing precision of cup bearings ensures consistent performance, reducing variability in machinery operation.

Overall, cup bearings contribute to the longevity, reliability, and efficient operation of machinery across a wide range of industries, making them indispensable components in mechanical systems.

cup bearing

Components of a Cup Bearing Assembly and Their Roles

A cup bearing assembly consists of several components, each with a specific role in its operation:

1. Cup (Outer Ring): The cup, often referred to as the outer ring, is a hardened steel component with a precisely machined raceway. It serves as the outer race and provides structural support for the bearing. The cup’s role is to maintain the proper distance and alignment between the rollers.

2. Cone (Inner Ring): The cone, or inner ring, is another hardened steel component. It has a matching raceway that fits with the cup’s raceway. The cone serves as the inner race and contains the rolling elements. Its role is to maintain proper alignment and spacing of the rolling elements.

3. Tapered Rollers: Tapered rollers are the rolling elements that transmit the loads and facilitate smooth rotation. They are arranged between the cup and cone and are designed with a tapered shape to distribute loads evenly along the raceways, reducing the risk of edge loading and premature wear.

4. Cage (Retainer): In some cup bearing assemblies, a cage or retainer is used to maintain the spacing and orientation of the rollers. The cage ensures that the rollers do not come into direct contact with each other, reducing friction and wear while promoting smooth rolling.

5. Lubrication: Proper lubrication is crucial for the efficient operation of cup bearings. Lubricant, often grease or oil, reduces friction, dissipates heat, and minimizes wear. It also helps prevent corrosion and extends the bearing’s service life.

6. Seals and Shields: In many cup bearing applications, seals and shields are employed to protect the bearing’s internal components from contaminants and moisture. Seals create a barrier to prevent the entry of foreign particles, while shields provide limited protection while allowing some ventilation.

7. Bearing Housing: The bearing assembly is often mounted within a bearing housing, which secures it in place and aligns it with the rotating shaft. The housing provides support and ensures proper axial and radial alignment of the cup bearing.

All these components work together to facilitate the smooth and reliable operation of a cup bearing, handling various loads while minimizing friction and wear, thereby extending the bearing’s lifespan and contributing to the efficiency of the machinery it serves.

China high quality HK Series Drawn Cup Clutch Miniature Needle Roller Bearing HK1212 HK1312 HK1410 HK1412 HK1416 HK1512 HK1514 HK1515 HK1516 HK1522 HK1612 HK1614 HK1616 HK1617   bearing airChina high quality HK Series Drawn Cup Clutch Miniature Needle Roller Bearing HK1212 HK1312 HK1410 HK1412 HK1416 HK1512 HK1514 HK1515 HK1516 HK1522 HK1612 HK1614 HK1616 HK1617   bearing air
editor by CX 2024-04-12

wholesaler

cup bearing

Maintenance and Lubrication Requirements for Cup Bearings

Cup bearings, like other types of bearings, require proper maintenance and lubrication to ensure their longevity and reliable performance. Here are the key considerations:

1. Regular Inspection: Periodically inspect cup bearings for signs of wear, damage, or misalignment. This visual inspection can help identify issues early.

2. Lubrication: Most cup bearings require lubrication to reduce friction and dissipate heat. The type of lubrication and frequency of re-lubrication depend on the bearing’s design and application. Consult the manufacturer’s recommendations for specific guidelines.

3. Contamination Control: Preventing contaminants like dirt, dust, and moisture from entering the bearing is crucial. Seals and shields help protect cup bearings from contaminants and should be regularly inspected for damage.

4. Re-greasing: In applications that require lubrication, re-greasing should be performed at regular intervals to maintain the proper lubrication film. Over-greasing can lead to overheating, while under-greasing can cause premature wear.

5. Correct Installation: Proper installation is essential to ensure cup bearings operate as intended. Follow the manufacturer’s installation guidelines, including torque specifications for locking nuts.

6. Temperature Management: Be aware of operating temperature limits. High temperatures can degrade lubricants, while low temperatures can affect bearing performance. Choose the appropriate lubricant for the expected temperature range.

7. Relubrication Holes: Some cup bearings have relubrication holes or grooves for easy maintenance. Make use of these features if available.

8. Handling and Storage: Store cup bearings in a clean, dry environment. Handle them with care to avoid damage to the bearing surfaces or seals.

Proper maintenance and lubrication practices are essential to maximize the service life and performance of cup bearings in various industrial and mechanical applications.

cup bearing

Challenges and Limitations of Cup Bearings in Different Environments

Cup bearings, while versatile and reliable, have specific challenges and limitations based on the environments in which they are used:

1. Contaminants: In environments with high levels of contaminants, such as dust, dirt, or moisture, cup bearings may require enhanced sealing to prevent particle ingress, which can lead to premature wear and failure.

2. Temperature Extremes: Cup bearings may not perform optimally in extreme temperature conditions. High temperatures can affect lubrication properties and reduce bearing life, while low temperatures can cause stiffness and reduced flexibility.

3. Corrosive Environments: Exposure to corrosive substances, like chemicals or saltwater, can lead to bearing corrosion. In such cases, selecting materials with high corrosion resistance is crucial.

4. Shock and Vibration: Machinery subjected to high levels of shock and vibration may experience accelerated wear in cup bearings. Proper mounting and maintenance are essential in these situations.

5. Heavy Loads: While cup bearings can handle substantial loads, there are limitations to the magnitude and type of loads they can support. In applications with extremely heavy loads, larger or specialized bearings may be required.

6. Misalignment: Excessive misalignment can cause uneven load distribution, leading to wear and reduced bearing life. Proper alignment and choice of bearing type can mitigate this challenge.

7. Speed: Extremely high-speed applications may require specialized bearing designs to prevent issues like heat buildup and premature wear.

8. Lubrication: In applications where lubrication is crucial, cup bearings should receive regular maintenance to ensure proper lubrication levels and prevent dry running.

Understanding these challenges and limitations is essential in selecting the right cup bearings and implementing appropriate maintenance practices to maximize their performance and longevity in various environments.

cup bearing

Materials Used in the Construction of Cup Bearings

Cup bearings are precision components, and their performance and durability depend on the materials used in their construction. The most common materials employed in the manufacture of cup bearings include:

1. Bearing Steel: Bearing steel is the most prevalent material for cup bearings. It typically consists of high-quality, through-hardened steel with specific alloying elements like chromium and molybdenum. This steel is known for its exceptional hardness, wear resistance, and fatigue strength. Bearing steel ensures the longevity and reliability of cup bearings in a wide range of applications.

2. Stainless Steel: In applications where corrosion resistance is crucial, stainless steel cup bearings are utilized. Stainless steel offers excellent resistance to rust and corrosion, making it suitable for applications exposed to moisture, chemicals, or high-humidity environments.

3. Ceramic: Advanced cup bearings use ceramic materials, such as silicon nitride, for rolling elements. Ceramic offers remarkable hardness, low friction, and resistance to wear. Ceramic cup bearings are often found in high-speed and high-temperature applications, including those in the aerospace and semiconductor industries.

4. Plastic: In specialized cases where weight reduction, non-conductivity, or noise reduction is a priority, plastic materials like PEEK or PTFE may be used for cup bearings. Plastic cup bearings can be found in applications like medical devices and food processing equipment.

The choice of material depends on the specific requirements of the application, including load capacity, environmental conditions, and the need for corrosion resistance. Proper material selection ensures that cup bearings perform optimally in their intended use.

wholesaler wholesaler
editor by CX 2024-04-12

China Best Sales Price 75X125X37mm Bearing Cone and Cup Set Standard Tolerance Tapered Roller Bearing 33115 wheel bearing

Product Description

 

ZheJiang Leicester Bearing Technology Co., Ltd. is a specialized manufacturer that produces various types of bearings, including cylindrical roller bearings (7 series, 97 series, 3007 series, 20097 series), British standard tapered roller bearings, deep groove ball bearings, spherical plain bearings, self-aligning roller bearings, rolling mill bearings, and a variety of non-standard bearings.
At our core, we believe in “Quality, Creating Value,” and we have gained the trust and support of customers both domestically and internationally by delivering high-quality products.
In 2002, we received certification from the China Import and Export Product Quality Verification Center and obtained ISO 9001, ISO 2000, and IATF 16949 quality management system certifications. Our successful collaborations with renowned domestic and international enterprises have made us reliable and stable suppliers. Moreover , we have provided bearing components to well-known bearing manufacturers worldwide.

 

PRODUCT OVERVIEW

Bearing No Dimonsionimm Mass(kg) Bearing No Dimension(mm) Msssig)
d D T d 0 T
32004 20   42 15.00 0.097 31324 120 260 68.00 15.500
32005 25   47 15.00 0.110 31328 130 280 72.00 18.500
32006 30   55 17.00 0.170 31328 140 30 77.00 24.500
32007 35   62 18.00 0.220 33005 25 47 17.00 0.131
32008 40   68 19.00 0.270 33006 30 55 20.00 0.208
32009 45   75 20.00 0.340 33007 35 62 21.00 0.267
32571 50   80 20.00 0.370 33008 40 68 22.00 0.322
32011 55   90 23.00 0.550 33009 45 75 24.00 0.414
32012 60   95 23.00 0.590 33571 50 80 24.00 0.452
32013 65   100 22.00 0.630 33011 55 90 27.00 0.672
32014 70   110 25.00 0.840 33012 60 95 27.00 0.713
32015 75   115 25.00 0.900 33013 65 100 27.00 0.758
32016 80   125 29.00 1.300 33014 70 110 31.00 1.110
32017 85   130 29.00 1.350 33015 75 115 31.00 1.180
32018 90   140 32.00 1.750 33016 80 125 36.00 1.650
32019 95   145 32.00 1.800 33017 85 130 36.00 1.750
32571 100   150 32.00 1.900 33018 90 140 39.00 2.157
32571 105   160 35.00 2.400 33019 95 145 39.00 2.300
32571 110   170 38.00 3.050 33571 100 150 39.00 2.400
32571 120   180 38.00 3.250 33571 105 160 43.00 3.050
32026 130   200 45.00 4.950 33571 110 170 47.00 3.775
32571 140   210 45.00 5.250 33571 115 175 47.00 3.780
31304 20   52 16.50 0.170 33571 120 180 48.00 4.550
31305 25   62 18.25 0.260 33205 25 52 22.00 0.230
31306 30   72 20.75 0.290 33208 30 62 25.00 0.370
31307 35   80 22.75 0.520 33207 35 72 28.00 0.560
31308 40   90 25.25 0.720 33208 40 80 32.00 0.770
31309 45   100 27.25 0.950 33209 45 85 32.00 0.820
31310 50   110 29.25 1.200 33210 50 80 32.00 0.900
31311 55   120 31.50 1.550 33211 55 100 35.00 1.200
31312 60   130 33.50 1.900 33212 60 110 38.00 1.600
31313 65   140 36.00 2.350 33213 65 120 41.00 2.050
31314 70   150 38.00 2.960 33214 70 125 41.00 2.100
31315 75   160 40.00 3.500 33215 75 130 41.00 2.250
31316 80   170 42.50 4.050 33216 80 140 46.00 2.900
31317 85   180 44.50 4.600 33217 85 150 49.00 3.700
31318 90   190 46.50 5.900 33218 90 160 55.00 4.690
31319 95   200 49.50 6.950 33219 95 170 58.00 5.540
31320 100   215 56.50 8.600 33220 100 180 63.00 6.950
31321 105   225 58.00 9.650 33221 105 190 69.00 6.400
31322 110   240 63.00 12.00          

Bearing Na Dimenskon[mm] Masskg Bearing No. Dimension(mm) Mass(kg
  d  D T d D T
35713   17  40 13.25 0.075   30328 130 290 63.75 17.000
35714   20  47 15.25 0.120   32204   20 47 19.25 0.161
35715   25  52 16.25 0.150   32205   25 52 19.25 0.190
35716   30  62 17.25 0.230   32206   30 62 21.25 0.280
35717   35  72 18.25 0.220   32207   35 72 24.25 0.430
35718   40  80 19.75 0.420   32208   40 80 24.75 0.530
35719   45  85 20.75 0.480   32209   45 85 24.75 0.580
35710   50  80 21.75 0.540   32210   50 90 24.75 0.610
35711   55  100 22.75 0.700   32211   55   100 26.75 0.830
35712   60  110 23.75 0.880   32212   60   110 29.75 1.150
35713   65  120 24.75 1.150   32213   65   120 32.75 1.500
35714   70  125 26.25 1.250   32214   70   125 33.25 1.600
35715   75  130 27.25 1.400   32215   75   130 33.25 1.700
35716   80  140 28.25 1.600   32216   80   140 35.25 2.050
35717   85  150 30.50 2.050   32217   65   150 38.50 2.600
35718   90  160 32.50 2.550   32218   90   160 42.50 3.350
35719   95  170 34.50 3.000   32219   95   170 45.50 4.050
35710   100  180 37.00 3.650   32220 100   180 49.00 4.900
35711   105  190 39.00 4.250   32221 105   190 53.00 6.000
35712   110  200 41.00 5.100   32222 110   200 41.00 5.100
35714   120  215 43.50 6.150   32224 120   215 61.50 9.150
35716   130  230 43.75 7.600   32226 130   230 67.75 11.500
30303   17  47 15.25 0.130   32304   20 52 22.25 0.230
30304   20  52 16.25 0.170   32305   25 62 25.25 0.360
30305   25  62 18.25 0.260   32306   50 72 28.75 0.550
30306   30  72 20.75 0.390   32307   35 80 32.75 0.730
30307   35  80 22.75 0.520   32308   40 90 35.25 1.000
30308   40  90 25.25 0.720   32309   45   100 38.25 1.350
30309   45  100 27.25 0.970   32310   50   110 42.25 1.800
3571   50  110 29.25 1,250    32311   55   120 45.50 2.300
3571   55  120 31.50 1.550   32312   60   130 48.50 2.850
3571   60  130 33.50 1.950   32313   65   140 51.00 3.490
3571   65  140 36.00 2.400   32314   70   150 54.00 4.300
3571   70  150 38.00 2.900   32315   75   160 58.00 5.200
3571   75  160 40.00 3.450   32316   80   170 61.50 6.200
3 0571   80  170 42.50 4.100   32317   85   180 63.50 6.850
3 0571   85  180 44.50 4.850   32318   90   190 67.50 8.400
3 0571   90  190 46.50 5.650   32319   95   200 71.50 11.000
3571   95  200 49.50 6.700   32320 100   215 77.50 12.500
30320   100  215 51.50 8.050   32321 105   225 81.50 14.500
30321   105  225 53.50 9.150   32322 110   240 84.50 17.000
30322   110  240 54.50 11.000   32324 120   260 90.50 21.500
30324   120  260 59.50 14.000   32326 130   280 98.75 30.500

Tapered roller bearings consist of outer ring, inner ring,rollers and a cage. This bearing contains tapered rollers for its rolling element which are guided by the inner ring backface rib on the roller large end face.The raceway surfaces of inner ring
and outer ring and the rolling contact surface of rollers are designed so that the respective apexes converge at a point on the  bearing center line.Bearings are classified into standard, intermediate and steep types, in accordance with their contact angle .
The larger the contact angle is, the greater the bearing resistance to axial load.

 

Detailed Photos

 

OUR PRODUCTS

 

SCOPE OF APPLICATION

PRODUCTION PROCESS

PRODUCT PACKAGING

1.industrial packing+industrial cartons+pallets

2.single brand box+brand cartons+pallets

3.follow customer’s requests

A.Plastic Tubes or Single Boxes ( Usually 10pcs in 1 plastic tube for steel bearings);

B.Cartons ( No more than 30kg for 1 carton );

C. Pallet ( Usually more than 400kg totally will use pallet )

D. Delivery time :7-35 days ( by sea or by air )  

Generally,We will choose the most suitable packing method for products. If you have any special requirements for packing, please contact us in advance.

Company Profile

“Reliable quality, competitive prices, and excellent service” have always been our guiding principles. We have implemented a stringent quality control system, starting from raw material procurement to product manufacturing. Our company boasts a strong technical team, well-equipped testing facilities, and a robust ability to develop new products. With a commitment to delivering high-quality products and maintaining a good reputation, we aim to earn the trust of more customers.
ZheJiang Leicester Bearing Technology Co., Ltd. warmly welcomes both new and existing customers for discussions, guidance, and collaboration. We are eager to establish direct sales partnerships with businesses in various industries, both within the country and internationally.
As we embrace our dreams and uphold our values, honesty remains the foundation of our company. ZheJiang Leicester Bearing Technology Co., Ltd. looks forward to creating a bright future together with you!

OUR STRENGTHS

Q1: Can I get some samples?

A: Yes, sample order is available for quality check and market test. But you have to pay the sample cost and express cost. Q2

: Do you receive customized order?

A: Yes, ODM & OEM are welcomed.

Q3: What’s the lead time?

A: According to the order quantity, small order usually need 3-5 days, big order need negotiation.

Q4: What’s your payment terms?

A: We receive Escrow, T/T, West Union, Cash and etc.

 

 

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After-sales Service: Quality Problem Free Replacement
Warranty: 6 Months
Type: Auto Clutch Bearing
Samples:
US$ 0.1/Piece
1 Piece(Min.Order)

|

Order Sample

Customization:
Available

|

Customized Request

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

cup bearing

Customization and Machining of Cup Bearings for Specific Applications

Yes, cup bearings can be customized or machined to suit specific applications, and this customization can involve several aspects:

1. Material Selection: Depending on the application’s requirements, cup bearings can be manufactured from different materials such as steel, stainless steel, bronze, or other alloys. The choice of material can impact factors like corrosion resistance and load capacity.

2. Size and Dimensions: Cup bearings can be customized in terms of their inner and outer diameters, width, and overall dimensions to fit the specific space and load requirements of the machinery or equipment they are intended for.

3. Lubrication: Some applications may benefit from special lubrication requirements. Customized cup bearings can be pre-greased with specific lubricants or seals to withstand extreme temperatures, contamination, or other environmental factors.

4. Seals and Shields: In harsh environments, customized cup bearings can be equipped with additional sealing or shielding to protect against contaminants and moisture, ensuring reliable performance in challenging conditions.

5. Load Capacity: Custom cup bearings can be engineered with higher load-carrying capabilities to support heavy loads in specialized machinery, such as construction equipment or industrial presses.

6. Mounting Arrangements: Cup bearings can be customized with unique mounting configurations or flanges to simplify installation or address specific spatial constraints.

7. Coatings: For applications where anti-corrosion properties are essential, customized cup bearings can be coated with materials like zinc or nickel for added protection.

Customization and machining of cup bearings are often carried out by manufacturers or suppliers with expertise in bearing solutions. The goal is to tailor the bearings to meet the precise demands of the application, ensuring optimal performance, reliability, and longevity.

cup bearing

Eco-Friendly Aspects of Cup Bearing Materials

Cup bearing materials can have eco-friendly or sustainable aspects depending on the material chosen and its recyclability or environmental impact:

1. Stainless Steel: Stainless steel is known for its corrosion resistance, which can extend the lifespan of cup bearings and reduce the need for replacements. This longevity can contribute to sustainability by minimizing the disposal of worn-out bearings.

2. Recyclability: Many cup bearing materials, such as steel and bronze, are highly recyclable. At the end of their useful life, these materials can be melted down and reused, reducing the demand for new raw materials and energy consumption.

3. Reduced Lubrication: Some cup bearings are designed for extended periods of maintenance-free operation due to self-lubrication or special coatings. This can reduce the consumption of lubricants and the disposal of used oils, promoting eco-friendliness.

4. Non-Toxic Materials: Materials used in cup bearings are typically non-toxic and do not pose environmental or health hazards. This ensures that their manufacture and disposal do not harm ecosystems or human health.

5. Sustainable Sourcing: Manufacturers often focus on responsibly sourcing materials, ensuring they come from suppliers who adhere to sustainable practices, including reforestation, waste reduction, and energy efficiency.

When selecting cup bearings for a specific application, considering the eco-friendliness of the chosen material is essential. Manufacturers and suppliers may also provide information on the sustainability practices associated with their bearing materials.

cup bearing

Types of Cup Bearings for Various Applications

Cup bearings, also known as tapered roller bearings, come in several types to suit different applications. These variations are designed to accommodate specific load capacities, axial and radial forces, and operational conditions. Here are some common types:

1. Single-Row Tapered Roller Bearings: These cup bearings consist of a single row of tapered rollers between the inner and outer rings. They are suitable for applications with moderate radial and axial loads, such as in wheel hubs, transmissions, and differentials in automobiles.

2. Double-Row Tapered Roller Bearings: Double-row cup bearings have two rows of tapered rollers and can handle higher radial and axial loads compared to single-row bearings. They are often used in heavy machinery and gearboxes that require increased load-carrying capacity.

3. Four-Row Tapered Roller Bearings: Four-row cup bearings are designed for extremely heavy radial and axial loads. They are common in rolling mills, where they support the massive rolls used for metal shaping and processing. These bearings can withstand high forces and offer exceptional load-carrying capabilities.

4. Precision Tapered Roller Bearings: Precision cup bearings are manufactured to very tight tolerances, ensuring high accuracy and smooth operation. They are used in applications where precision, such as in machine tool spindles and aerospace components, is critical.

5. Matched Tapered Roller Bearings: Matched cup bearings consist of two tapered roller bearings with pre-set clearances and axial play. They are often used in pairs to support axial thrust in both directions. This type is common in machine tool spindles and automotive wheel bearings.

6. Custom Tapered Roller Bearings: Manufacturers can produce custom cup bearings to meet specific application requirements. These can include variations in size, load capacity, and other design parameters tailored to a particular application.

The choice of cup bearing type depends on the specific demands of the application, load requirements, and operating conditions. Proper selection ensures optimal performance and longevity in various industries, from automotive to industrial machinery.

China Best Sales Price 75X125X37mm Bearing Cone and Cup Set Standard Tolerance Tapered Roller Bearing 33115   wheel bearingChina Best Sales Price 75X125X37mm Bearing Cone and Cup Set Standard Tolerance Tapered Roller Bearing 33115   wheel bearing
editor by CX 2024-04-12

China Hot selling 2026 20X26X26 Drawn Cup Roller Clutches Bearings Hfl2026 deep groove ball bearing

Product Description

Product Name  Needle Roller Bearing
Precision Rating P0, P6, P5, P4, P2
Material Bearing Steel  
Clearance C0 C1 C2 C3 C4 C5
Features High Precision, High Speed, Long Life, High Reliability, Low Noise , Reduce Friction
Certification ISO 9001:2008
Packing 1.Neutral Packing Bearing  2.Industrial Packing  3.Commercial Packing Bearing  4.Customize
Delivery Time 30 – 45 Days After The Order is Confirmed
Shippment 1.By Sea  2.By Air  3.By Express

Company Profile

 

In order to meet the needs of the masses of customers and improve the market competitiveness of our company,
we can provide OEM service according to our customers′ Needs. We have gained ISO9001 certificate, CE certificate,
GOST certificate and SGS certificate. Our target is to carry out the strategic investment along with the development
of market and need of new products. With our strategic, excellent products, top technology and outstanding service,
we sincerely expect cooperation with more customers and friends for a better future. Our main products include
spherical roller bearing, deep groove ball bearings, cylindrical roller bearings, spherical roller bearings, needle roller
bearings, ball bearing units, water pump bearings, automobile bearing, linear motion bearing, oil-less bearings,
bush and self-lubricating bearings, and non-standard bearings. Also, we supply bearings to our domestic peeling
machine factory and the machine exported to India, Malaysia and Russia, no any complaint from customer until now.

“zero defect, zero complaints” as the quality objective.

FAQ

Q: Are you trading company or manufacturer ?

A: We are a trading company specializing in exporting bearings.

Q: How long is your delivery time?

A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the 

goods are not in stock, it is according to quantity.

Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge

Q.You provide free consultation service?

Yes, before, during and after order, anytime.

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Product Name: Needle Bearing
Characteristic: High Precision
Advantage: Large Bearing Capacity
Holder: Copper and Iron Retainers
Quality: High Quality
Rolling Body: Roller Bearings
Samples:
US$ 5/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

cup bearing

Impact of Proper Installation and Alignment on Cup Bearing Performance

Proper installation and alignment are critical factors that significantly impact the performance and longevity of cup bearings in machinery and equipment. Here’s how they influence bearing performance:

1. Load Distribution: Correct installation ensures that the load is evenly distributed across the bearing’s raceways. Improper alignment can lead to concentrated loads on specific areas, causing premature wear and potential bearing failure.

2. Reduced Friction: Precise installation and alignment help minimize friction within the bearing, which is essential for smooth operation and energy efficiency. Reduced friction can also lead to less heat generation.

3. Noise and Vibration: Proper alignment reduces noise and vibration levels, promoting a quieter and more comfortable working environment. Misalignment can result in increased noise and unwanted vibrations.

4. Longevity: When installed correctly and aligned accurately, cup bearings are more likely to reach their expected service life without experiencing premature failure due to uneven wear and damage.

5. Performance Consistency: Well-aligned cup bearings deliver consistent and predictable performance, which is essential in applications where precision and reliability are paramount.

6. Maintenance Reduction: Correctly installed and aligned cup bearings typically require less maintenance and lubrication, as they experience less wear and tear during operation.

Proper installation and alignment involve following the manufacturer’s guidelines, utilizing suitable tools and equipment, and ensuring that the bearing is correctly seated and aligned with the mating components. Any deviations from the recommended installation and alignment procedures can lead to reduced bearing life and potential operational issues.

cup bearing

Challenges and Limitations of Cup Bearings in Different Environments

Cup bearings, while versatile and reliable, have specific challenges and limitations based on the environments in which they are used:

1. Contaminants: In environments with high levels of contaminants, such as dust, dirt, or moisture, cup bearings may require enhanced sealing to prevent particle ingress, which can lead to premature wear and failure.

2. Temperature Extremes: Cup bearings may not perform optimally in extreme temperature conditions. High temperatures can affect lubrication properties and reduce bearing life, while low temperatures can cause stiffness and reduced flexibility.

3. Corrosive Environments: Exposure to corrosive substances, like chemicals or saltwater, can lead to bearing corrosion. In such cases, selecting materials with high corrosion resistance is crucial.

4. Shock and Vibration: Machinery subjected to high levels of shock and vibration may experience accelerated wear in cup bearings. Proper mounting and maintenance are essential in these situations.

5. Heavy Loads: While cup bearings can handle substantial loads, there are limitations to the magnitude and type of loads they can support. In applications with extremely heavy loads, larger or specialized bearings may be required.

6. Misalignment: Excessive misalignment can cause uneven load distribution, leading to wear and reduced bearing life. Proper alignment and choice of bearing type can mitigate this challenge.

7. Speed: Extremely high-speed applications may require specialized bearing designs to prevent issues like heat buildup and premature wear.

8. Lubrication: In applications where lubrication is crucial, cup bearings should receive regular maintenance to ensure proper lubrication levels and prevent dry running.

Understanding these challenges and limitations is essential in selecting the right cup bearings and implementing appropriate maintenance practices to maximize their performance and longevity in various environments.

cup bearing

Comparison of Cup Bearings with Other Bearing Types

Cup bearings, also known as tapered roller bearings, differ from other bearing types like ball bearings and roller bearings in several ways:

1. Load Capacity: Cup bearings are designed to handle both radial and axial loads, making them suitable for applications with combined forces. Ball bearings primarily handle radial loads, while roller bearings, including cup bearings, can manage both radial and axial loads.

2. Tapered Design: Cup bearings have a tapered design, which helps distribute loads more evenly, reducing the risk of damaging the bearings. Ball bearings have a different internal structure with small, spherical rolling elements, while roller bearings have cylindrical or tapered rollers.

3. Precision and Accuracy: Ball bearings, especially precision ball bearings, offer high levels of accuracy and low friction, making them suitable for applications where precise movement is essential. Cup bearings can provide precision but are typically used in applications with moderate to heavy loads.

4. Lubrication: Lubrication requirements can vary among bearing types. Cup bearings typically require adequate lubrication to operate efficiently. Ball bearings may need less lubrication due to their low friction design.

5. Versatility: Ball bearings and roller bearings come in various configurations, making them versatile for different applications. Cup bearings are primarily used in applications where tapered rollers are advantageous, such as automotive wheel hubs and gearboxes.

6. Specialized Applications: Some applications may benefit from specialized bearings like ball screws with ball bearings for high precision linear motion or spherical roller bearings for applications that require misalignment compensation.

The choice between cup bearings, ball bearings, and roller bearings depends on the specific needs of the application, including the type and magnitude of loads, operating conditions, and precision requirements. Each bearing type has its advantages and limitations, making proper selection essential for optimal performance and longevity.

China Hot selling 2026 20X26X26 Drawn Cup Roller Clutches Bearings Hfl2026   deep groove ball bearingChina Hot selling 2026 20X26X26 Drawn Cup Roller Clutches Bearings Hfl2026   deep groove ball bearing
editor by CX 2024-04-12

China high quality Drawn Cup Needle Roller Bearings HK2216 with Hot selling

Product Description

Drawn cup needle roller bearings hk2216

HK2216 Needle Roller Bearing 

 

production name Drawn cup needle roller bearings hk2216
brand TFN/OEM
Model Number HK2216
Dimension 22x28x16mm
Basic dynamic load rating 13kn
Basic static load rating 22.4kn
Fatigue load limit 2.6kn
Reference speed 15000r/min
Limiting speed 12000r/min
Ring Material Gcr15/ Carbon Steel/ Stainless Steel/ Si3N4/ ZrO2
Cage Material  Steel/ Brass/ Nylon/ Custom
Precision P0, P6, P5, or as requested
Vibration ZV1, ZV2, ZV3, or as requested
Clearance  C0,C2,C3, or as requested 
Quality standard ISO9001:2000/ SGS
Quality Control Process  1.Assembly
2.Windage test2.Windage test
3.Cleaning
4.Rotary test
5.Greasing and gland
6.Noise inspection
7.Appearance inspection
8.Rust prevention
9.Product packaging
Application  low noise machine,automobile,motorcycle,and the general machinery and etc. 

More model of Needle Roller Bearing 

  Drawn cup needle roller bearings        
  Bearing Number Boundary dimensions(mm) Basic load ratings(N) Limiting speeds(rpm) Mass(g)
    Fw D C Cr Cor Oil (Approx.)
HK Series HK0408TN 4 8 8 1540 1070 4000 1.6
  HK0509 5 9 9 2200 1790 36000 2
  HK05X09X08 5 9 8 2200 1790 36000 1.9
  HK0607 6 10 7 1600 1400 30000 1.8
  HK0608 6 10 8 1830 1550 32000 2.1
  HK0609 6 10 9 2650 2400 3000 2.2
  HK0611 6 10 11 1700 1500 29000 2.3
  HK06X12X08 6 12 8 2230 2571 33000 2.5
  HK0708 7 11 8 2800 2150 27000 2.2
  HK0709 7 11 9 2800 2150 27000 2.3
  HK07X12X08 7 12 8 3300 3220 37000 2.2
  HK07X12X09 7 12 9 3400 3150 37000 2.4
  HK0808 8 12 8 2550 2400 21000 2.7
  HK571 8 12 10 3700 3450 21000 3
  HK08X14X10 8 14 10 3800 3950 25000 5.35
  HK08X14X12 8 14 12 4100 4320 25000 6.6
  HK 0571 9 13 8 3650 4050 25000 3
  HK571 9 13 10 4050 4250 25000 4
  HK571 9 13 11 4300 4700 25000 4.1
  HK571 9 13 12 5000 6000 25000 4.6
  HK09X15X10 9 15 10 5300 6300 25000 5.6
  HK1571 10 14 10 3900 4800 19000 4.1
  HK1012 10 14 12 5000 6300 19000 4.8
  HK1015 10 14 15 6700 7800 19000 6
  HK10X13X08 10 13 8 4100 4800 20000 3.5
  HK10X15X15 10 15 15 6800 8800 18000 6.5
  HK10X16X10 10 16 10 6800 8800 18000 6.5
  HK10X16X12 10 16 12 6800 8800 18000 7.5
  HK10X16X15 10 16 15 6800 8800 19000 11
  HK10X17X15 10 17 15 7200 8000 19000 11.5
  HK10X18X12 10 18 12 7200 8000 19000 8.5
  HK1208 12 16 8 7200 8000 19000 3.3
  HK1210 12 16 10 4150 5800 19000 4.6
  HK1212 12 16 12 3800 5100 15000 5.6
  HK12X17X12 12 17 12 5100 7000 15000 7.5
  HK12X17X15 12 17 15 5100 7000 15000 9.5
  HK12X17X18 12 17 18 5100 7000 15000 11
  HK12X18X12 12 18 12 5500 6300 17000 9.1
  HK12X18X14 12 18 14 6500 6300 15000 10.6
  HK12X19X12 12 19 12 6800 7400 15000 10
  HK1311 13 19 11 6300 6300 14000 8.5
  HK1312 13 19 12 6200 7100 17000 8.9
  HK13.5X20X12 13.5 20 12 6250 7590 16000 10.8
  HK1410 14 20 10 6700 7000 16000 8.3
  HK1412 14 20 12 6800 7500 16000 10.5
  HK1416 14 20 16 7300 9000 14000 13.9
  HK1512 15 21 12 7000 8400 14000 11.1
  HK1514 15 21 14 8500 10400 13000 12.7
  HK1515 15 21 15 9100 11400 13000 14.2
  HK1516 15 21 16 9800 11400 14000 15
  HK1522 15 21 22 10400 16500 14000 20.4
  HK15X20X12 15 20 12 5800 6000 14000 8.4
  HK15X20X16 15 20 16 6000 6200 14000 11.4
  HK15X20X20 15 20 20 6100 6400 14000 13.8
  HK15X22X12 15 22 12 14300 18400 13000 12.5
  HK15X22X12.5 15 22 12.5 14300 18400 13000 13.5
  HK1614 16 22 14 8800 9900 12000 14.4
  HK1616 16 22 16 15710 14300 14000 15.8
  HK1617 16 22 17 12900 17200 12000 18
  HK1622 16 22 22 11100 17400 14000 21.7
  HK16X21X06 16 21 6 4200 5300 12000 5.5
  HK16X21X09 16 21 9 4400 5600 12000 7.5
  HK1612 16 22 12 7100 9200 14000 11.7
  HK1712 17 23 12 6900 9300 13000 12.2
  HK1714 17 23 14 6800 15710 10000 14
  HK1716 17 23 16 8500 12500 10000 15.9
  HK1718 17 23 18 9500 10600 10000 19
  HK17X21.5X15 17 21.5 15 6300 8600 11000 10
  HK17X24X15 17 24 15 11200 12800 10000 17
  HK17X25X14 17 25 14 13100 14700 10000 17.7
  HK17X25X15.5 17 25 15.5 9320 10400 10000 20
  HK17X25X18 17 25 18 9500 10600 11000 23.5
  HK17X25X18-RS  17 25 18 10500 12600 13000 23.5
  HK1812 18 24 12 7100 9900 12000 13.1
  HK1816 18 24 16 106500 15300 12000 17.5
  HK19X27X16 19 27 16 8100 9500 10500 23
  HK2571 20 26 10 5900 7200 10000 11.8
  HK2011 20 26 11 7500 9200 9000 12
  HK2012 20 26 12 7600 15710 10000 14.1
  HK2014 20 26 14 9700 18100 9000 15.7
  HK2016 20 26 16 11700 29100 10000 19.3
  HK2018 20 26 18 7900 12800 9000 23.3
  HK2571 20 26 20 13700 24000 10000 24.1
  HK2571 20 26 25 9100 14800 9900 28
  HK2030 20 26 30 21800 40000 15710 34.7
  HK20X27X18 20 27 18 26000 47200 9900 78
  HK20X27X20 20 27 20 26300 47800 9900 82
  HK20X27X30 20 27 30 28500 48800 9900 94
  HK20X28X16 20 28 16 29600 49800 9900 28.5
  HK20X29X18 20 29 18 30900 54600 9900 41
  HK2210 22 28 10 7200 9500 1571 12.3
  HK2212 22 28 12 8100 10400 1571 15
  HK2216 22 28 16 11400 18100 1571 20.9
  HK2220 22 28 20 14500 25000 1571 26.2
  HK2230 22 28 30 17500 30400 9000 32
  HK22X28X7.5TN 22 28 7.5 5200 7000 1571 8.8
  HK22X29X25 22 29 25 18100 31500 9000 37
  HK22X29X30 22 29 30 19400 33100 9000 43
  HK22X30X14 22 30 14 19800 34000 9000 21.9
  HK24X30X7.5TN 24 30 7.5 5800 7200 10000 10.6
  HK2512 25 32 12 10000 14200 9000 20
  HK2514 25 32 14 13600 18700 9000 21.9
  HK2516 25 32 16 13600 20000 9000 27.3
  HK2518 25 32 18 17500 25800 9000 28.2
  HK2520 25 32 20 17900 30000 9000 34.1
  HK2525 25 32 25 22200 36700 9000 40
  HK2526 25 32 26 22500 42000 9000 44.8
  HK2538 25 32 38 30000 58000 9000 64.7
  HK25X33X10 25 33 10 34800 69600 9000 17
  HK25X33X15 25 33 15 35700 70000 9000 27.4
  HK25X35X20 25 35 20 36100 78650 9000 44.9
  HK2816 28 35 16 15400 22500 8700 30.1
  HK2818 28 35 18 18500 29300 8700 31.7
  HK2820 28 35 20 18900 32000 8700 37.6
  HK3012 30 37 12 15710 16200 8100 24
  HK3016 30 37 16 15200 27000 8100 32
  HK3018 30 37 18 19200 31500 8100 33.6
  HK3571 30 37 20 19700 33500 8100 40.1
  HK3026 30 37 26 24000 50000 8100 52.9
  HK3038 30 37 38 32500 74000 8100 76.1
  HK30X38X12 30 38 12 38100 80000 8100 28
  HK30X38X16 30 38 16 39000 82000 8100 32.7
  HK30X38X24 30 38 24 39910 88800 8100 49
  HK30X38X32 30 38 32 38890 88700 8100 69
  HK3224 32 38 24 25500 52000 7300 50.7
  HK3232 32 39 32 22600 54300 7100 66.4
  HK32X38X11 32 38 11 19700 43200 7800 17
  HK32X40X32 32 39 32 27990 59890 7100 72.7
  HK3512 35 40 12 12100 19300 7100 27.7
  HK3516 35 42 16 15700 27500 7100 36.9
  HK3520 35 42 20 20800 41000 7100 46.1
  HK35X43X16 35 42 16 24200 47100 7100 37
  HK35X43X25 35 42 25 24440 48200 6200 60.5
  HK35X43X32 35 43 32 24870 48880 6200 80
  HK35X45X12 35 45 12 24870 48880 6200 31
  HK36X42X12 36 42 12 15000 21000 6200 23
  HK38X48X30 38 48 30 16100 24100 6000 102
  HK4012 40 47 12 14000 24300 6300 31.1
  HK4016 40 47 16 20000 38500 6300 41.4
  HK4571 40 47 20 25500 52000 6300 51.8
  HK40X50X32 40 50 32 23000 42000 6000 114.3
  HK40X50X38 40 50 38 24100 43000 6000 130.8
  HK4512 45 52 12 12900 22500 5800 34.8
  HK4516 45 52 16 19300 3800 5800 46.2
  HK4520 45 52 20 22000 51000 5800 56
  HK45X55X38 45 55 38 27600 61000 5300 135
  HK5012 50 58 12 23600 57200 5300 44.2
  HK5571 50 58 20 28000 60000 5300 72
  HK5571 50 58 25 34500 80000 5300 90.1
  HK50X57X16 50 57 16 15200 32500 5300 51.2
  HK50X60X38 50 60 38 27770 63100 4600 140
  HK5520 55 63 20 29500 59900 4600 78
  HK5525 55 63 25 33200 69980 4600 109
  HK5528 55 63 28 39090 98000 4600 111
  HK6012 60 68 12 12400 29000 4100 49.2
  HK6571 60 68 20 30500 72000 4100 86
  HK6032 60 68 32 50000 131000 4100 136
BK Series BK0408TN 4 8 8 1540 1070 40000 1.8
  BK0509 5 9 9 2200 1790 36000 2.1
  BK0608 6 10 8 1830 1550 32000 2.2
  BK0609 6 10 9 2650 2400 3000 2.6
  BK0709 7 11 9 2800 2150 27000 2.9
  BK0808 8 12 8 2550 2400 21000 3
  BK571 8 12 10 3700 3450 21000 3.4
  BK08X14X10 8 14 10 3800 3950 25000 5.8
  BK 0571 9 13 8 3650 4050 25000 3.4
  BK571 9 13 10 4050 4250 25000 4.3
  BK571 9 13 12 5000 6000 25000 4.9
  BK1571 10 14 10 3900 4800 19000 4.3
  BK1012 10 14 12 5000 6300 19000 5
  BK1015 10 14 15 6700 7800 19000 6.2
  BK10X16X10 10 16 10 6800 8800 18000 6.8
  BK1210 12 16 10 4150 5800 19000 5.2
  BK1212 12 16 12 3800 5100 15000 6.2
  BK12X18X12 12 18 12 5500 6300 17000 10.3
  BK1312 13 19 12 6200 7100 17000 11.2
  BK1410 14 20 10 6700 7000 16000 12.1
  BK1512 15 21 12 7000 8400 14000 12.7
  BK1515 15 21 15 9800 11400 14000 15.3
  BK1516 15 21 16 9800 11400 14000 16.5
  BK1522 15 21 22 10400 16500 14000 22
  BK1612 16 22 12 7100 9200 14000 13.8
  BK1616 16 22 16 15710 14300 14000 17.6
  BK1622 16 22 22 11100 17400 14000 23.4
  BK1712 17 23 12 6900 9300 136000 14.5
  BK1812 18 24 12 7100 9900 12000 14.9
  BK1816 18 24 16 10600 15300 12000 19.9
  BK2571 20 26 10 5900 7200 10000 14
  BK2012 20 26 12 7600 15710 10000 16.7
  BK2016 20 26 16 11700 29100 10000 22.3
  BK2571 20 26 20 13700 24000 10000 27.1
  BK2030 20 26 30 21800 40000 15710 37.4
  BK2212 22 28 12 8100 10400 1571 18.1
  BK2216 22 28 16 11400 18100 1571 24.3
  BK2220 22 28 20 14500 25000 1571 29.9
  BK2512 25 32 12 10000 14200 9000 23.2
  BK2516 25 32 16 13600 50000 9000 31
  BK2520 25 32 20 17900 30000 9000 38.7
  BK2526 25 32 26 22500 42000 9000 49
  BK2538 25 32 38 30000 58000 9000 69
  BK2816 28 35 16 15400 22500 8700 34.1
  BK2820 28 35 20 18900 32000 8700 43
  BK3012 30 37 12 15710 16200 8100 27.9
  BK3016 30 37 16 15200 27000 8100 37.1
  BK3571 30 37 20 19700 33500 8100 46.5
  BK3026 30 37 26 24000 50000 8100 59.4
  BK3038 30 37 38 32500 74000 8100 82.5
  BK3512 35 42 12 12100 19300 7100 32.9
  BK3516 35 42 16 15700 27500 7100 43.8
  BK3520 35 42 20 20800 41000 7100 54.8
  BK4012 40 47 12 14000 24300 6300 38.2
  BK4016 40 47 16 20000 38500 6300 51
  BK4571 40 47 20 25500 52000 6300 62
  BK4516 45 52 16 19300 38000 5800 56
  BK4520 45 52 20 22000 51000 5800 72
  BK4512 45 52 12 12900 22500 5800 45
  BK5571 50 58 20 28000 60000 5300 87.3
  BK5571 50 58 25 34500 80000 5300 109
  BK5520 55 63 20 29500 59900 4600 93.8
  BK5528 55 63 28 39090 98000 4600 132
  BK6012 60 68 12 12400 29000 4100 77
  BK6571 60 68 20 30500 72000 4100 105
  BK6032 60 68 32 50000 131000 4100 164
BA Series BA55 7.94 12.7 7.92 1917 1703 38400 3.4
  BHA68 9.52 15.88 12.77 6004 6093 30000 5
  BA87 12.7 17.46 11.13 1976 2500 18000 6.6
  BA1210 19.05 25.4 15.88 11386 16413 16000 16
  BA1212 19.05 25.4 19.05 14144 21706 16000 21
  BA1816 22.22 34.92 25.4 20700 34500 13000 29
SCE Seires SCE1012 15.88 22.22 19.05 10800 13440 18000 20
  SCE108 15.88 22.22 12.7 8559 12060 18000 12
  SCH1012 15.88 22.22 19.05 10800 13440 18000 20
  SCE1212 19.05 25.4 19.05 14144 21706 16000 21
  SCE1214PP 19.05 25.4 22.22 16140 23800 16000 23
  SCE1616PP 25.4 31.75 25.4 22729 43505 11000 44
M Series M-681 9.52 14.29 12.7 4581 5515 29900 4.3
55 Series 55000X22 19.05 30.17 47.6 18000 25000 16000 36
HK-RS Series HK571-RS 8 12 10 2250 2100 19000 2.9
  HK09X13X12-RS 8 13 12 3800 4300 19000 4
  HK1012-RS 10 14 12 4100 5000 19000 4.2
  HK1214-RS 12 18 14 6100 7000 15000 10.7
  HK13X19X12-RS 13 19 12 6800 7580 12000 8.9
  HK1414-RS 14 20 14 6100 7500 13000 12
  HK1514-RS 15 21 14 6800 8800 11000 12.6
  HK1518-RS 15 21 18 9500 11400 10000 16
  HK1614-RS 16 22 14 7200 9200 10000 15.1
  HK17X25X14-RS 17 25 14 8000 9800 10000 17.7
  HK17X25X15.5-RS 17 25 15.5 9320 10400 13000 20
  HK17X25X20-RS 17 25 20 11600 13200 13000 26.2
  HK1814-RS 18 24 14 7800 9900 13000 15.1
  HK2012-RS 20 26 12 9500 11900 9200 11.7
  HK2018-RS 20 26 18 12700 25710 8200 21.4
  HK20X29X18-RS 20 29 18 8700 9980 7800 28.8
  HK2212-RS 22 28 12 8310 10000 9000 14
  HK2214-RS 22 28 14 9000 12400 7800 18.3
  HK2218-RS 22 28 18 10400 25710 7800 23.5
  HK2518-RS 25 32 18 13600 20000 6900 31
  HK3018-RS 30 37 18 16200 26000 5300 36.6
  HK3518-RS 35 42 18 16700 30500 4900 37.4
  HK4018-RS 40 47 18 19000 30500 4200 47.3
  HK4518-RS 45 52 18 20300 41000 3800 54.2
  HK5571-RS 50 58 24 30000 61000 3200 77.2
HK-2RS Series HK571-2RS 8 12 12 2250 2100 19000 3.5
  HK1014-2RS 10 14 14 4100 5000 15000 5.2
  HK1216-2RS 12 18 16 6100 7000 12000 11.5
  HK1416-2RS 14 20 16 6100 7500 11000 14
  HK1516-2RS 15 21 16 6800 8800 10000 14.3
  HK1520-2RS 15 21 20 9500 11400 10000 18
  HK1616-2RS 16 22 16 7200 9200 10000 15.1
  HK1620-2RS 16 22 20 9900 12300 10000 16.8
  HK1625-2RS 16 22 25 9900 12300 10000 17
  HK1816-2RS 18 24 16 7800 9900 9200 17
  HK2016-2RS 20 26 16 8000 15710 9000 18.8
  HK2571-2RS 20 26 20 12700 25710 7800 23.5
  HK2216-2RS 22 28 16 9000 12400 7800 20.3
  HK2220-2RS 22 28 20 10400 25710 7800 25.5
  HK2516-2RS 25 32 16 9800 13200 6900 27.3
  HK2520-2RS 25 32 20 13600 20000 6900 33.1
  HK2524-2RS 25 32 24 17900 30000 6900 39.7
  HK2530-2RS 25 32 30 24500 43000 6900 47.3
  HK2820-2RS 28 35 20 11400 22500 5300 36.9
  HK3016-2RS 30 37 16 15710 16200 5300 28.5
  HK3571-2RS 30 37 20 16200 26000 5300 39.1
  HK3571-2RS 30 37 24 21000 38500 5300 49.7
  HK3516-2RS 35 42 16 15710 20300 4900 36.4
  HK3520-2RS 35 42 20 16700 30500 4900 41.1
  HK4016-2RS 40 47 16 11000 21300 4200 41.2
  HK4571-2RS 40 47 20 19000 30500 4200 50.2
  HK4520-2RS 45 52 20 20300 41000 3800 57.4
  HK5571-2RS 50 58 24 30000 61000 3200 84
HK-RS Series BK1414-RS 14 20 14 6100 7500 11000 14.1
  BK1514-RS 15 21 14 6800 8800 10000 14.4
  BK1614-RS 16 22 14 7200 9200 10000 15.3
  BK2018-RS 20 26 18 12700 25710 7800 24.4
  BK2518-RS 25 32 18 13600 20000 6900 35.3

FAQ 

1.Q:Are you a factory or trading company?
 A:SEMRI Bearing is specialized in manufacturing and exporting bearings.
 SEMRI Bearing have own factory and warehouse.
2.Q:Can I get some samples and do you offer the sample free?
 A:Yes, sure, SEMRI Bearing are honored to offer you samples.Can you buy a ticket ?3.Q:What is the payment?
  A: 30% T/T In Advance, 70% T/T Against Copy Of B/L  
 B: 100% L/C At Sight 
4.Q:What is the MOQ for bearing?
   A: SEMRI Bearing MOQ is 1 pc.
5.Q:What kind of service you can offer?
 A:Technology support;Installation guidance;OEM

 

 

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Cage: With Cage
Rows Number: Single
Load Direction: Radial Bearing
Style: With Outer Ring
Material: Bearing Steel
Type: Closed
Samples:
US$ 2.31/Piece
1 Piece(Min.Order)

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Customization:
Available

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Customized Request

cup bearing

Industries and Applications of Cup Bearings

Cup bearings find widespread use across various industries and applications due to their versatility and load-bearing capabilities. Some common examples include:

  • Automotive Industry: Cup bearings are used in automotive wheel hubs, transmissions, and differentials to facilitate smooth rotation and load support.
  • Aerospace: Aircraft landing gear, engines, and flight control systems employ cup bearings for their ability to withstand high loads and minimize friction.
  • Manufacturing: Machinery used in manufacturing, such as conveyors, printing presses, and packaging equipment, rely on cup bearings for their durability and load-handling capacity.
  • Agriculture: Agricultural machinery like tractors, combines, and harvesters use cup bearings in various components, including wheels, transmissions, and steering systems.
  • Mining: The mining industry utilizes cup bearings in heavy equipment like crushers, conveyors, and excavators to cope with extreme loads and harsh conditions.
  • Construction: Construction machinery such as cranes, bulldozers, and excavators rely on cup bearings for their load-bearing and durability characteristics.
  • Railway: Cup bearings are used in railway applications for the smooth movement of wheels, axles, and couplers.
  • Marine: In marine environments, cup bearings can be found in ship propulsion systems, winches, and other components exposed to moisture and heavy loads.
  • Energy: Power generation and oil drilling equipment use cup bearings to handle high loads and ensure efficient operation.

These examples illustrate the broad range of industries and applications where cup bearings are essential components, thanks to their ability to support heavy loads and reduce friction, ultimately contributing to the efficient functioning of various machinery.

cup bearing

Contribution of Cup Bearings to Machinery Durability and Reliability

Cup bearings play a significant role in enhancing the durability and reliability of machinery by offering several key benefits:

1. Load Distribution: Cup bearings distribute axial and radial loads evenly, preventing localized wear and reducing the risk of premature component failure.

2. Reduced Friction: These bearings minimize friction between moving parts, leading to smoother operation, less heat generation, and increased energy efficiency.

3. Precision: Cup bearings provide precise control over the positioning of machine components, ensuring accurate alignment and reduced wear over time.

4. Longevity: Properly maintained cup bearings have a longer service life, resulting in less frequent replacements and reduced downtime.

5. Low Maintenance: Self-lubricating cup bearings require minimal maintenance, reducing operational costs and extending the intervals between servicing.

6. Versatility: Cup bearings are adaptable and available in various sizes and designs to suit different applications, making them versatile components in machinery.

7. Load-Carrying Capacity: These bearings can handle substantial loads, making them suitable for heavy-duty applications where durability is crucial.

8. Contaminant Protection: Proper sealing options in cup bearings shield internal components from contaminants, ensuring a cleaner and more reliable operation.

9. Shock and Vibration Resistance: Cup bearings are designed to withstand shock loads and vibrations, maintaining stability in machinery subjected to varying operating conditions.

10. Consistency: The manufacturing precision of cup bearings ensures consistent performance, reducing variability in machinery operation.

Overall, cup bearings contribute to the longevity, reliability, and efficient operation of machinery across a wide range of industries, making them indispensable components in mechanical systems.

cup bearing

Components of a Cup Bearing Assembly and Their Roles

A cup bearing assembly consists of several components, each with a specific role in its operation:

1. Cup (Outer Ring): The cup, often referred to as the outer ring, is a hardened steel component with a precisely machined raceway. It serves as the outer race and provides structural support for the bearing. The cup’s role is to maintain the proper distance and alignment between the rollers.

2. Cone (Inner Ring): The cone, or inner ring, is another hardened steel component. It has a matching raceway that fits with the cup’s raceway. The cone serves as the inner race and contains the rolling elements. Its role is to maintain proper alignment and spacing of the rolling elements.

3. Tapered Rollers: Tapered rollers are the rolling elements that transmit the loads and facilitate smooth rotation. They are arranged between the cup and cone and are designed with a tapered shape to distribute loads evenly along the raceways, reducing the risk of edge loading and premature wear.

4. Cage (Retainer): In some cup bearing assemblies, a cage or retainer is used to maintain the spacing and orientation of the rollers. The cage ensures that the rollers do not come into direct contact with each other, reducing friction and wear while promoting smooth rolling.

5. Lubrication: Proper lubrication is crucial for the efficient operation of cup bearings. Lubricant, often grease or oil, reduces friction, dissipates heat, and minimizes wear. It also helps prevent corrosion and extends the bearing’s service life.

6. Seals and Shields: In many cup bearing applications, seals and shields are employed to protect the bearing’s internal components from contaminants and moisture. Seals create a barrier to prevent the entry of foreign particles, while shields provide limited protection while allowing some ventilation.

7. Bearing Housing: The bearing assembly is often mounted within a bearing housing, which secures it in place and aligns it with the rotating shaft. The housing provides support and ensures proper axial and radial alignment of the cup bearing.

All these components work together to facilitate the smooth and reliable operation of a cup bearing, handling various loads while minimizing friction and wear, thereby extending the bearing’s lifespan and contributing to the efficiency of the machinery it serves.

China high quality Drawn Cup Needle Roller Bearings HK2216   with Hot sellingChina high quality Drawn Cup Needle Roller Bearings HK2216   with Hot selling
editor by CX 2024-04-11

China Hot selling for Textile Spinning Mills Machine Open End Rn Bd200 80000rpm PLC73-1-31 + 43mm Black Rotor Cup Rotor Bearing Complete bearing air

Product Description

For textile spinning mills machine open end RN BD200 80000RPM PLC73-1-31 + 43mm black rotor cup rotor bearing complete

rotor cup dia: 66mm, 54mm, 43mm, 36mm,etc 
bearing: 40000rpm, 60000rpm, 80000rpm, 90000rpm. 
rotor bearing: 73-1-14, 73-1-22, 73-1-31, 72-6
for open end spinning frame: Elitex BD200 RN/SN, Elitex BDA10/20, Rieter BT 902/905, Toyoda HS 5T/6T, Rieter MU 1/1, etc.
Rotor bearing/shaft complete, combing roller, insert plate, separator, nozzle, mount, etc for open end spinning
Custom size requirement are also available.

No. model number (speed) machine
1 BZ1 PLC 73-1-20(40000r) BD200,FA601
2 BZ2 PLC 73-1-14(60000r) BD200,FA601
3 BZ2 PLC 73-1-22(65000r) BD200,FA601
4 BZ3 PLC 73-1-24(75000r) BD200
5 BZ4 PLC 73-1-31(80000r) D30,BT902/905
6 BZ5 PLC 72-6(90000r) BD,BT,RFRS10
7 BZ5t PLC 72-6T(95000r) BD,BT,RFRS10
8 BZ6 PLC 73-1-50(80000r) BD902/905
9 BZ6t PLC 72-1-52(85000r) BD902/905
10 BZ7 TL2270/T(70000r) D30
11 BZ8 TL2280(80000r) D30
12 BZ9 TL2290/T(90000r) D30
13 BZ9T TL2110(100000r) D30
14 BZ10 PLC72_8_6(10000r) BT905/923
15 BZ15 (40000r) BD340,BT904
16 BZ18 (25000r)  
17 BZ20 PLC 73-1-35(60000r) HS5T/6T
18 BZ21 PLC 74-5-4(40000r) HS4T
19 BZ2K 40000r BD340
20 BZ6K 60000r BT904
21 BZ11 PLC 72-8-6 BT923
22 BZ11B 110000 BT903/905
23 BZ15 150000  
24 BZ21K 40000  
25 9×136.5   RU04/14
26 9×136.5   RU04/14
27 9×148.5   RU11
28 9×103.2   R1/20
29 9×139   SE7/8
30 8×99   SE9/10/11

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Classification: Special Parts
Processing Type: Mechanical Process
Match Machine: Spinning Equipment
Material: Metal
Processing Level: Nano Machining
Mechanical Process: Drilling
Samples:
US$ 1/Set
1 Set(Min.Order)

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Customization:
Available

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cup bearing

Contribution of Cup Bearings to Smooth Operation and Reduced Friction

Cup bearings play a crucial role in ensuring the smooth operation of machinery while minimizing friction. Their design and functions contribute to this in several ways:

  • Reduced Friction: Cup bearings are designed to minimize friction between moving parts. Their rolling elements, such as balls or rollers, reduce contact surfaces and enable smooth, low-friction movement. This reduces energy consumption and heat generation in the machinery.
  • Load Distribution: Cup bearings distribute loads evenly across their rolling elements. This even load distribution prevents excessive stress on specific points and ensures that the machinery operates smoothly without experiencing undue wear or damage.
  • Alignment Tolerance: Cup bearings can accommodate misalignment to some degree. This ability to handle minor misalignments ensures that even in less-than-ideal conditions, the machinery can continue to operate smoothly and efficiently.
  • Minimized Wear: The rolling elements and races of cup bearings are often made from materials with excellent wear resistance. This minimizes wear and extends the service life of the bearing and the machinery in which it is used.
  • Reduced Heat Generation: The low friction and efficient load distribution of cup bearings result in reduced heat generation during operation. This is particularly important in high-speed machinery where excessive heat can lead to premature wear and reduced efficiency.

Overall, cup bearings contribute to the efficient and smooth operation of machinery by reducing friction, ensuring even load distribution, and providing tolerance for misalignment. These factors are essential for minimizing wear, extending the lifespan of the machinery, and maintaining high performance.

cup bearing

Eco-Friendly Aspects of Cup Bearing Materials

Cup bearing materials can have eco-friendly or sustainable aspects depending on the material chosen and its recyclability or environmental impact:

1. Stainless Steel: Stainless steel is known for its corrosion resistance, which can extend the lifespan of cup bearings and reduce the need for replacements. This longevity can contribute to sustainability by minimizing the disposal of worn-out bearings.

2. Recyclability: Many cup bearing materials, such as steel and bronze, are highly recyclable. At the end of their useful life, these materials can be melted down and reused, reducing the demand for new raw materials and energy consumption.

3. Reduced Lubrication: Some cup bearings are designed for extended periods of maintenance-free operation due to self-lubrication or special coatings. This can reduce the consumption of lubricants and the disposal of used oils, promoting eco-friendliness.

4. Non-Toxic Materials: Materials used in cup bearings are typically non-toxic and do not pose environmental or health hazards. This ensures that their manufacture and disposal do not harm ecosystems or human health.

5. Sustainable Sourcing: Manufacturers often focus on responsibly sourcing materials, ensuring they come from suppliers who adhere to sustainable practices, including reforestation, waste reduction, and energy efficiency.

When selecting cup bearings for a specific application, considering the eco-friendliness of the chosen material is essential. Manufacturers and suppliers may also provide information on the sustainability practices associated with their bearing materials.

cup bearing

Comparison of Cup Bearings with Other Bearing Types

Cup bearings, also known as tapered roller bearings, differ from other bearing types like ball bearings and roller bearings in several ways:

1. Load Capacity: Cup bearings are designed to handle both radial and axial loads, making them suitable for applications with combined forces. Ball bearings primarily handle radial loads, while roller bearings, including cup bearings, can manage both radial and axial loads.

2. Tapered Design: Cup bearings have a tapered design, which helps distribute loads more evenly, reducing the risk of damaging the bearings. Ball bearings have a different internal structure with small, spherical rolling elements, while roller bearings have cylindrical or tapered rollers.

3. Precision and Accuracy: Ball bearings, especially precision ball bearings, offer high levels of accuracy and low friction, making them suitable for applications where precise movement is essential. Cup bearings can provide precision but are typically used in applications with moderate to heavy loads.

4. Lubrication: Lubrication requirements can vary among bearing types. Cup bearings typically require adequate lubrication to operate efficiently. Ball bearings may need less lubrication due to their low friction design.

5. Versatility: Ball bearings and roller bearings come in various configurations, making them versatile for different applications. Cup bearings are primarily used in applications where tapered rollers are advantageous, such as automotive wheel hubs and gearboxes.

6. Specialized Applications: Some applications may benefit from specialized bearings like ball screws with ball bearings for high precision linear motion or spherical roller bearings for applications that require misalignment compensation.

The choice between cup bearings, ball bearings, and roller bearings depends on the specific needs of the application, including the type and magnitude of loads, operating conditions, and precision requirements. Each bearing type has its advantages and limitations, making proper selection essential for optimal performance and longevity.

China Hot selling for Textile Spinning Mills Machine Open End Rn Bd200 80000rpm PLC73-1-31 + 43mm Black Rotor Cup Rotor Bearing Complete   bearing airChina Hot selling for Textile Spinning Mills Machine Open End Rn Bd200 80000rpm PLC73-1-31 + 43mm Black Rotor Cup Rotor Bearing Complete   bearing air
editor by CX 2024-04-11

China high quality 120057X/120110p Integral Spring Carrier Cup (P Type) Gamet Vacuum Tapered Bearing with Best Sales

Product Description

Super Precision Tapered Roller Bearings

Tapered roller bearings 12X/120110P

Size (mm) : 57.15x110x66.65

Brand : Gamet

Bore Diameter (mm) : 57,15

Outer Diameter (mm) : 110

Width (mm) : 66,65

Bearing dimensions and specification in Gamet catalogue:

 

d – 57,15 mm

D – 110 mm

T – 66,65 mm

B – 33 mm

C – 60,3 mm

r – 0,8 mm

F – 6,35 mm

L – 8 mm

M – 86 mm

R – 2,5 mm

S – 33,65 mm

da – 75 mm

Weight – 2,03 Kg

Limiting speed – 62 bearing?
A: CZPT Bearing MOQ is 1 pc.

5.Q:What kind of service you can offer?
A:Technology support;Installation guidance;OEM. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Rolling Body: Roller Bearings
The Number of Rows: Single
Outer Dimension: Small and Medium-Sized (60-115mm)
Samples:
US$ 30/Piece
1 Piece(Min.Order)

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Order Sample

Customization:
Available

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Customized Request

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

cup bearing

Industries and Applications of Cup Bearings

Cup bearings find widespread use across various industries and applications due to their versatility and load-bearing capabilities. Some common examples include:

  • Automotive Industry: Cup bearings are used in automotive wheel hubs, transmissions, and differentials to facilitate smooth rotation and load support.
  • Aerospace: Aircraft landing gear, engines, and flight control systems employ cup bearings for their ability to withstand high loads and minimize friction.
  • Manufacturing: Machinery used in manufacturing, such as conveyors, printing presses, and packaging equipment, rely on cup bearings for their durability and load-handling capacity.
  • Agriculture: Agricultural machinery like tractors, combines, and harvesters use cup bearings in various components, including wheels, transmissions, and steering systems.
  • Mining: The mining industry utilizes cup bearings in heavy equipment like crushers, conveyors, and excavators to cope with extreme loads and harsh conditions.
  • Construction: Construction machinery such as cranes, bulldozers, and excavators rely on cup bearings for their load-bearing and durability characteristics.
  • Railway: Cup bearings are used in railway applications for the smooth movement of wheels, axles, and couplers.
  • Marine: In marine environments, cup bearings can be found in ship propulsion systems, winches, and other components exposed to moisture and heavy loads.
  • Energy: Power generation and oil drilling equipment use cup bearings to handle high loads and ensure efficient operation.

These examples illustrate the broad range of industries and applications where cup bearings are essential components, thanks to their ability to support heavy loads and reduce friction, ultimately contributing to the efficient functioning of various machinery.

cup bearing

Eco-Friendly Aspects of Cup Bearing Materials

Cup bearing materials can have eco-friendly or sustainable aspects depending on the material chosen and its recyclability or environmental impact:

1. Stainless Steel: Stainless steel is known for its corrosion resistance, which can extend the lifespan of cup bearings and reduce the need for replacements. This longevity can contribute to sustainability by minimizing the disposal of worn-out bearings.

2. Recyclability: Many cup bearing materials, such as steel and bronze, are highly recyclable. At the end of their useful life, these materials can be melted down and reused, reducing the demand for new raw materials and energy consumption.

3. Reduced Lubrication: Some cup bearings are designed for extended periods of maintenance-free operation due to self-lubrication or special coatings. This can reduce the consumption of lubricants and the disposal of used oils, promoting eco-friendliness.

4. Non-Toxic Materials: Materials used in cup bearings are typically non-toxic and do not pose environmental or health hazards. This ensures that their manufacture and disposal do not harm ecosystems or human health.

5. Sustainable Sourcing: Manufacturers often focus on responsibly sourcing materials, ensuring they come from suppliers who adhere to sustainable practices, including reforestation, waste reduction, and energy efficiency.

When selecting cup bearings for a specific application, considering the eco-friendliness of the chosen material is essential. Manufacturers and suppliers may also provide information on the sustainability practices associated with their bearing materials.

cup bearing

Load-Carrying Capacity and Load Ratings of Cup Bearings

Cup bearings are designed to carry both radial and axial loads, and their load-carrying capacity is a critical factor in their performance. Load ratings for cup bearings are specified to help users understand their capabilities:

1. Radial Load Capacity: The radial load capacity of a cup bearing refers to its ability to support loads that are perpendicular to the shaft’s axis. This capacity is determined by factors such as the type of bearing, size, material, and design. Manufacturers provide radial load ratings in pounds or newtons to indicate the maximum radial load that a cup bearing can handle under ideal conditions.

2. Axial Load Capacity: The axial load capacity pertains to the cup bearing’s ability to support loads parallel to the shaft’s axis. Like radial load capacity, axial load capacity is specified by manufacturers and given in pounds or newtons. The design and construction of the bearing determine its axial load rating.

3. Combined Load Capacity: Cup bearings can handle combined radial and axial loads. Manufacturers specify the combined load rating to inform users about the maximum combined load, both radial and axial, that the bearing can support without premature failure. This rating is essential when the application involves varying loads or moments acting on the bearing.

It’s crucial to select cup bearings with load ratings that exceed the expected loads in the application. Factors like operating speed, temperature, lubrication, and misalignment can influence the effective load-carrying capacity of the bearing. Properly matching the bearing’s load ratings to the application’s requirements ensures reliable and long-lasting performance.

China high quality 120057X/120110p Integral Spring Carrier Cup (P Type) Gamet Vacuum Tapered Bearing   with Best SalesChina high quality 120057X/120110p Integral Spring Carrier Cup (P Type) Gamet Vacuum Tapered Bearing   with Best Sales
editor by CX 2024-04-11

China manufacturer HK3520 HK1012 Drawn Cup Needle Roller Bearing with Best Sales

Product Description

Product Name  Needle Roller Bearing
Precision Rating P0, P6, P5, P4, P2
Material Bearing Steel  
Clearance C0 C1 C2 C3 C4 C5
Features High Precision, High Speed, Long Life, High Reliability, Low Noise , Reduce Friction
Certification ISO 9001:2008
Packing 1.Neutral Packing Bearing  2.Industrial Packing  3.Commercial Packing Bearing  4.Customize
Delivery Time 30 – 45 Days After The Order is Confirmed
Shippment 1.By Sea  2.By Air  3.By Express

Company Profile

 

In order to meet the needs of the masses of customers and improve the market competitiveness of our company,
we can provide OEM service according to our customers′ Needs. We have gained ISO9001 certificate, CE certificate,
GOST certificate and SGS certificate. Our target is to carry out the strategic investment along with the development
of market and need of new products. With our strategic, excellent products, top technology and outstanding service,
we sincerely expect cooperation with more customers and friends for a better future. Our main products include
spherical roller bearing, deep groove ball bearings, cylindrical roller bearings, spherical roller bearings, needle roller
bearings, ball bearing units, water pump bearings, automobile bearing, linear motion bearing, oil-less bearings,
bush and self-lubricating bearings, and non-standard bearings. Also, we supply bearings to our domestic peeling
machine factory and the machine exported to India, Malaysia and Russia, no any complaint from customer until now.

“zero defect, zero complaints” as the quality objective.

FAQ

Q: Are you trading company or manufacturer ?

A: We are a trading company specializing in exporting bearings.

Q: How long is your delivery time?

A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the 

goods are not in stock, it is according to quantity.

Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge

Q.You provide free consultation service?

Yes, before, during and after order, anytime.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Product Name: Needle Bearing
Characteristic: High Precision
Advantage: Large Bearing Capacity
Holder: Copper and Iron Retainers
Quality: High Quality
Rolling Body: Roller Bearings
Samples:
US$ 5/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

cup bearing

Variations in Cup Bearing Designs for Different Operating Conditions

Cup bearings come in various designs tailored to different operating conditions and requirements. Some common variations include:

  • Tapered Cup Bearings: These are designed to handle both radial and axial loads and are commonly used in applications like automotive wheel hubs.
  • Needle Roller Cup Bearings: Needle rollers provide high load-carrying capacity in a compact design, making them suitable for applications with limited space.
  • Thrust Cup Bearings: These are designed to withstand axial loads and are often used in applications like automotive transmissions.
  • Precision Cup Bearings: These bearings are manufactured to tight tolerances for high-precision applications such as machine tools and aerospace equipment.
  • Stainless Steel Cup Bearings: Stainless steel construction provides corrosion resistance, making them suitable for food processing and marine applications.
  • Plastic or Nylon Cup Bearings: These lightweight bearings are used in low-load, low-speed applications where corrosion resistance and low friction are needed.
  • Heavy-Duty Cup Bearings: These robust bearings are designed for heavy radial and axial loads, commonly found in construction and agricultural machinery.

Each variation is optimized for specific conditions and load types, ensuring optimal performance and longevity in various industrial and mechanical applications.

cup bearing

Enhancing Efficiency and Functionality with Cup Bearings

Cup bearings provide several advantages that enhance the efficiency and functionality of mechanical systems:

1. Reduced Friction: Cup bearings are designed to reduce friction between moving parts, which results in less energy loss and increased mechanical efficiency. This reduction in friction leads to improved performance and energy savings.

2. Load Support: Cup bearings offer excellent load-carrying capabilities, making them suitable for applications where heavy loads need to be supported. This ensures the stability and reliability of mechanical systems under varying loads.

3. Misalignment Compensation: Cup bearings can accommodate misalignment to some extent, allowing mechanical systems to operate smoothly even when components are not perfectly aligned. This feature minimizes wear and tear and prolongs the lifespan of the machinery.

4. Durability: Cup bearings are known for their durability, which contributes to the longevity of mechanical systems. They can withstand heavy loads, shock loads, and harsh environmental conditions without compromising their performance.

5. Precision: In applications where precision is crucial, such as manufacturing and automation, cup bearings provide the necessary stability and accuracy. This precision ensures that machinery operates as intended, leading to high-quality output.

6. Versatility: Cup bearings are versatile and can be customized to meet the specific needs of different mechanical systems. This adaptability allows them to be used in a wide range of applications.

7. Reduced Maintenance: The durability and reliability of cup bearings result in lower maintenance requirements. Reduced maintenance leads to increased uptime and cost savings for businesses relying on mechanical systems.

Overall, cup bearings are instrumental in enhancing the overall efficiency, functionality, and performance of mechanical systems across various industries.

cup bearing

Load-Carrying Capacity and Load Ratings of Cup Bearings

Cup bearings are designed to carry both radial and axial loads, and their load-carrying capacity is a critical factor in their performance. Load ratings for cup bearings are specified to help users understand their capabilities:

1. Radial Load Capacity: The radial load capacity of a cup bearing refers to its ability to support loads that are perpendicular to the shaft’s axis. This capacity is determined by factors such as the type of bearing, size, material, and design. Manufacturers provide radial load ratings in pounds or newtons to indicate the maximum radial load that a cup bearing can handle under ideal conditions.

2. Axial Load Capacity: The axial load capacity pertains to the cup bearing’s ability to support loads parallel to the shaft’s axis. Like radial load capacity, axial load capacity is specified by manufacturers and given in pounds or newtons. The design and construction of the bearing determine its axial load rating.

3. Combined Load Capacity: Cup bearings can handle combined radial and axial loads. Manufacturers specify the combined load rating to inform users about the maximum combined load, both radial and axial, that the bearing can support without premature failure. This rating is essential when the application involves varying loads or moments acting on the bearing.

It’s crucial to select cup bearings with load ratings that exceed the expected loads in the application. Factors like operating speed, temperature, lubrication, and misalignment can influence the effective load-carrying capacity of the bearing. Properly matching the bearing’s load ratings to the application’s requirements ensures reliable and long-lasting performance.

China manufacturer HK3520 HK1012 Drawn Cup Needle Roller Bearing   with Best SalesChina manufacturer HK3520 HK1012 Drawn Cup Needle Roller Bearing   with Best Sales
editor by CX 2024-04-11