Basic Info.
Style
With Outer Ring, Without Inner Ring
Application
Automobiles, Motorcycles, Mopeds, Power Tools,
Certificate
ISO 9001:2015,Reach and RoHS
Material of Cage
Plastic Spring or Steel Spring
Transport Package
Cartons
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 | 2010 | 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 |
HK0810 | 57941/8 | 3 | BK0810 | 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 | HK0908 | 37941/9 | 3 | BK0908 | 35941/9 | 3.4 | 9 | 13 | 8 | 3650 | 4050 | 25000 |
HK0910 | 57941/9 | 4 | BK0910 | 55941/9 | 4.3 | 9 | 13 | 10 | 4050 | 4250 | 25000 |
HK0912 | 67941/9 | 4.6 | BK0912 | 65941/9 | 4.9 | 9 | 13 | 12 | 5000 | 6000 | 25000 |
HK09×15×10 | 27942/9 | 5.6 | - | - | - | 9 | 15 | 10 | 5300 | 6300 | 25000 |
10 | HK1010 | 57941/10 | 4.1 | BK1010 | 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 | 10100 | 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 | 10200 | 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 | HK2010 | 27941/20 | 11.8 | BK2010 | 25941/20 | 14 | 20 | 26 | 10 | 5900 | 7200 | 10000 |
HK2012 | 37941/20 | 14.4 | BK2012 | 35941/20 | 16.7 | 20 | 26 | 12 | 7600 | 10100 | 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 |
HK2020 | 79421/20 | 24.1 | BK2020 | 75941/20 | 27.1 | 20 | 26 | 20 | 13700 | 24000 | 10000 |
HK2025 | 7943/20 | 28 | - | - | - | 20 | 26 | 25 | 9100 | 14800 | 9900 |
HK2030 | - | 34.7 | BK2030 | - | 37.4 | 20 | 26 | 30 | 21800 | 40000 | 10100 |
HK20×28×16 | 47942/20 | 28.5 | - | - | - | 20 | 28 | 16 | 29600 | 49800 | 9900 |
22 | HK2210 | 27941/22 | 12.3 | - | - | - | 22 | 28 | 10 | 7200 | 9500 | 10010 |
HK2212 | 37941/22 | 15 | BK2212 | 35941/22 | 18.1 | 22 | 28 | 12 | 8100 | 10400 | 10010 |
HK2216 | 57941/22 | 20.9 | BK2216 | 55941/22 | 24.3 | 22 | 28 | 16 | 11400 | 18100 | 10010 |
HK2220 | 77941/22 | 26.2 | BK2220 | 75941/22 | 29.9 | 22 | 28 | 20 | 14500 | 25000 | 10010 |
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 | 10100 | 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 |
HK3020 | 67941/30 | 40.1 | BK3020 | 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 |
HK4020 | 67941/40 | 51.8 | BK4020 | 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 |
HK5020 | 47941/50 | 72 | BK5020 | 55941/50 | 87.3 | 50 | 58 | 20 | 28000 | 60000 | 5300 |
HK5025 | 7943/50 | 90.1 | BK5025 | 5943/50 | 109 | 50 | 58 | 25 | 34500 | 80000 | 5300 |
55 | HK5520 | 57941/55 | 78 | BK5020 | - | 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 |
HK6020 | 57941/60 | 86 | BK6020 | 55941/60 | 105 | 60 | 68 | 20 | 30500 | 72000 | 4100 |
Address:
Bldg. 16, Liandong U Valley Zone 3, No. 3, Longmei Road, Longwen District, Zhangzhou, Fujian, China
Business Type:
Manufacturer/Factory
Business Range:
Auto, Motorcycle Parts & Accessories, Industrial Equipment & Components, Manufacturing & Processing Machinery, Tools & Hardware
Company Introduction:
Zhangzhou Runstar Bearings Manufacturing Co.; Ltd, whose brand is RUNSTAR, was establihsed in 2007 and is located in Zhanghou City, the Economic Zone on the west coast of the Taiwan Strait. Equipped with advanced production equipment and inspection instruments, we specilize in manufacturing and selling high precision miniature and small deep groove ball bearing with an inner diameter of 1mm to 50mm, strictly in accordance with GB/T307.1 national standards.
We mainly manufacture and supply metric and inch series of miniature ball bearing, small ball bearing, flanged ball bearing, stainless steel ball bearing, extended inner ring ball bearing, thrust ball bearing, urethane coated bearing, ceramic bearing etcs, the material can be chrome steel and stainless steel, from ABEC-1 to ABEC-7 for choice, we also design and manufacture customized products for special application.
RUNSTAR has set up the quality system and environmental management system. We have passed the cerficate of ISO9001: 2015, All RUNSTAR products are designed and controlled strictly under ISO9001: 2015.
Most of our products are widely used in the fields of precision instrument, home application, medical device, massage equipment, sports equipment, textile machinery, woodworking machinery, motor, power tool, water pump, air compressor, fishing reel and Yoyo etcs.