China manufacturer High Precision HK Series Clutch Needle Roller Bearing 40*47*20 HK4020 Drawn Cup Needle Roller Bearing bearing and race

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
Samples:
US$ 2/Set
1 Set(Min.Order)

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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

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 manufacturer High Precision HK Series Clutch Needle Roller Bearing 40*47*20 HK4020 Drawn Cup Needle Roller Bearing   bearing and raceChina manufacturer High Precision HK Series Clutch Needle Roller Bearing 40*47*20 HK4020 Drawn Cup Needle Roller Bearing   bearing and race
editor by CX 2024-03-25

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