Needle Roller Bearing NA4914 NA5914 NA6914 High Precision High Quality
NKI70/35 Needle Roller Bearing Modles
| Shaft diameter | Bearing Modle | weight | Dimension | Rated load | ||||||
| Mass | ||||||||||
| Shaft | Bearing Designation | Approximate value | BoundaryDimensions | BasicLoadRating | Limiting Speed | |||||
| Diameter | Approx | d | Fw | D | B | Oil | ||||
| Dynamic | Static | |||||||||
| mm | CurrentCode | OriginalCode | g | mm | N | rpm | ||||
| 5 | NA495 | 7 | 5 | 13 | 10 | 2670 | 2350 | 34000 | ||
| NA495TN | 7 | 5 | 13 | 10 | 2670 | 2350 | 34000 | |||
| 6 | NA496 | 9 | 6 | 15 | 10 | 3150 | 3000 | 32000 | ||
| 7 | NA497 | 12 | 7 | 17 | 10 | 3600 | 3650 | 30000 | ||
| 8 | NKI8/16 | 8 | 14 | 25 | 16 | 12400 | 11300 | 21500 | ||
| NA498 | 16 | 8 | 19 | 11 | 4300 | 3950 | 28000 | |||
| 9 | NKI9/12 | 16.6 | 9 | 12 | 19 | 12 | 6200 | 7000 | 21700 | |
| NA499 | 17 | 9 | 20 | 11 | 4850 | 4900 | 26000 | |||
| NKI9/16 | 21.9 | 9 | 19 | 16 | ||||||
| 10 | NKI10/16 | 27.3 | 10 | 14 | 22 | 16 | 9800 | 10500 | 19650 | |
| NA4900 | 4524900 | 21 | 10 | 14 | 22 | 13 | 8000 | 9000 | 23700 | |
| NA6900 | 6534900 | 38.4 | 10 | 14 | 22 | 22 | 9000 | 11000 | 23700 | |
| 12 | NA4901 | 4524901 | 25.1 | 12 | 16 | 24 | 13 | 9000 | 10800 | 20000 |
| NKI12/20 | 39 | 12 | 16 | 24 | 20 | 14000 | 18400 | 21000 | ||
| NA6901 | 6534901 | 44.5 | 12 | 16 | 24 | 22 | 6000 | 21600 | 20000 | |
| NKIS12 | 58 | 12 | 18 | 30 | 16 | 16000 | 17000 | 20000 | ||
| NA12X32X15V | 12 | 32 | 15 | |||||||
| 15 | NKI15/16 | 38 | 15 | 19 | 27 | 16 | 8800 | 12800 | 19100 | |
| NKI15/20 | 45.7 | 15 | 19 | 27 | 20 | 12300 | 19000 | 19100 | ||
| NA4902 | 4924902 | 32 | 15 | 20 | 28 | 13 | 6400 | 9000 | 18000 | |
| NA6902 | 6534902 | 61.6 | 15 | 20 | 28 | 23 | 13100 | 20900 | 18000 | |
| NKIS15 | 90 | 15 | 22 | 35 | 20 | 23500 | 24000 | 17000 | ||
| NA5902 | 52 | 15 | 20 | 28 | 18 | |||||
| NAI53212 | 15 | 32 | 12 | |||||||
| 74802 | 74802 | 15 | 36 | 25.4 | ||||||
| 16 | NKIS16 | 16 | 28 | 16 | 13000 | 17400 | 22000 | |||
| NA16X36X24 | 16 | 36 | 24 | |||||||
| 17 | NKI17/16 | 41.1 | 17 | 21 | 29 | 16 | 13000 | 18200 | 20000 | |
| NA4903 | 4544903 | 32.8 | 17 | 22 | 30 | 13 | 7000 | 10000 | 17000 | |
| NA6903 | 6534903 | 68.2 | 17 | 22 | 30 | 23 | 14400 | 24900 | 17000 | |
| NA5903 | 56 | 17 | 22 | 30 | 18 | 15200 | 21700 | 18000 | ||
| NA17 | 17 | 37 | 20 | |||||||
| 20 | NKI20/16 | 48.5 | 20 | 24 | 32 | 16 | 10800 | 17000 | 16700 | |
| NA4904 | 4524904 | 70.2 | 20 | 25 | 37 | 17 | 21000 | 25000 | 17000 | |
| NKIS20 | 119 | 20 | 28 | 42 | 20 | 28000 | 35500 | 15000 | ||
| NA6904 | 6254904 | 20 | 25 | 37 | 30 | 36000 | 51000 | 17000 | ||
| NA5904 | 20 | 25 | 37 | 23 | ||||||
| 22 | NKI22/16 | 50 | 22 | 26 | 34 | 16 | 15300 | 23600 | 17000 | |
| NA49/22 | 76 | 22 | 28 | 39 | 17 | 22000 | 29500 | 15000 | ||
| NA69/22 | 130 | 22 | 28 | 39 | 30 | 37500 | 55000 | 15000 | ||
| NA223934 | 22 | 28 | 39 | 34 | ||||||
| 23 | NA2020 | 23 | 42 | 22 | ||||||
| 25 | NKI25/30 | 115 | 25 | 29 | 38 | 30 | 31500 | 56000 | 14000 | |
| NA4905 | 4524905 | 76 | 25 | 30 | 42 | 17 | 23600 | 31500 | 14000 | |
| NA6905 | 6534905 | 138 | 25 | 30 | 42 | 30 | 29000 | 59000 | 14000 | |
| NKIS25 | 160 | 25 | 32 | 47 | 22 | 32000 | 55000 | 13000 | ||
| F-208277 | 25 | 32 | 47 | 22 | ||||||
| NKl25/20 | 25 | 29 | 38 | 20 | 21900 | 34000 | 15000 | |||
| NA5905 | 139 | 25 | 30 | 42 | 23 | 30500 | 43000 | 13000 | ||
| 28 | NA49/28 | 45449/28 | 98 | 28 | 32 | 45 | 17 | 24000 | 33500 | 14000 |
| NA69/28 | 170 | 28 | 32 | 45 | 30 | 40500 | 63000 | 14000 | ||
| NKI28/20 | 28 | 32 | 42 | 20 | 23000 | 37500 | 14000 | |||
| 30 | NA4906 | 4544906 | 115 | 30 | 35 | 47 | 17 | 25000 | 35500 | 13000 |
| NA5906 | 6534906 | 152 | 30 | 35 | 47 | 23 | ||||
| NA6906 | 30 | 35 | 47 | 30 | 43500 | 71000 | 13000 | |||
| NKI30/20 | 30 | 35 | 45 | 20 | 24000 | 42500 | 13000 | |||
| NKI30/30 | 30 | 35 | 45 | 30 | 36500 | 69000 | 13000 | |||
| 32 | NK132/20 | 32 | 37 | 47 | 20 | 24900 | 43900 | 12000 | ||
| TAFI324720 | 32 | 37 | 47 | 20 | 24900 | 43500 | 12000 | |||
| NA49/32 | 45449/32 | 150 | 32 | 40 | 52 | 20 | 24900 | 43500 | 12000 | |
| NA69/32 | 66349/32 | 272 | 32 | 40 | 52 | 36 | 100000 | 100000 | 11000 | |
| 35 | NKI35/30 | 165 | 35 | 40 | 50 | 30 | 39000 | 79000 | 11000 | |
| NA4907 | 4524907 | 151 | 35 | 42 | 55 | 20 | 19800 | 41500 | 11000 | |
| NA6907 | 6534907 | 301 | 35 | 42 | 55 | 36 | 26000 | 60500 | 11000 | |
| NKIS35 | 220 | 35 | 43 | 58 | 22 | 33000 | 56000 | 9500 | ||
| NA5907 | 256 | 35 | 42 | 55 | 27 | |||||
| 40 | NKI40/20 | 124 | 40 | 45 | 55 | 20 | 22000 | 48000 | 10000 | |
| NKI40/30 | 184 | 40 | 45 | 55 | 30 | 35000 | 86000 | 10000 | ||
| NA4908 | 4544908 | 240 | 40 | 48 | 62 | 22 | 42000 | 65000 | 8500 | |
| NA6908 | 401 | 40 | 48 | 62 | 40 | 64000 | 112000 | 8500 | ||
| NA5908 | 348 | 40 | 48 | 62 | 30 | 53000 | 92500 | 8500 | ||
| 42 | NKI42/20 | 138 | 40 | 47 | 57 | 20 | 26000 | 52500 | 9500 | |
| 45 | NKI45/25 | 218 | 42 | 50 | 62 | 25 | 36000 | 70000 | 8500 | |
| NKI45/35 | 289 | 42 | 50 | 62 | 35 | 41500 | 102000 | 8500 | ||
| NA4909 | 4544909 | 260 | 45 | 50 | 68 | 22 | 37000 | 96500 | 8000 | |
| NA6909 | 6534909 | 479 | 45 | 50 | 68 | 40 | 61500 | 123500 | 8000 | |
| NKIS45 | 306 | 45 | 55 | 72 | 22 | 43000 | 71000 | 7500 | ||
| NA5909 | 396 | 45 | 50 | 68 | 30 | |||||
| 50 | NKI50/25 | TAFI506825 | 262 | 50 | 55 | 68 | 25 | 32000 | 78000 | 7500 |
| NA4910 | 4544910 | 264 | 50 | 58 | 72 | 22 | 41000 | 72000 | 7500 | |
| NA5910 | 50 | 58 | 72 | 30 | ||||||
| NA6910 | 6534910 | 457 | 50 | 58 | 72 | 40 | 68000 | 135000 | 7500 | |
| NKIS50 | 510 | 50 | 60 | 80 | 28 | 60000 | 95000 | 7500 | ||
| NKI50/35 | TAFI506835 | 50 | 55 | 68 | 35 | 53000 | 118000 | 7500 | ||
| 55 | NKI55/35 | 357 | 55 | 60 | 72 | 35 | 48000 | 126800 | 7500 | |
| NA4911 | 4544911 | 386 | 55 | 63 | 80 | 25 | 50600 | 96580 | 7500 | |
| NA5911 | 55 | 63 | 80 | 34 | ||||||
| NA6911 | 6534911 | 790 | 55 | 63 | 80 | 45 | 82560 | 172000 | 7500 | |
| 60 | NKI60/25 | 388 | 60 | 68 | 82 | 25 | 35500 | 85000 | 7000 | |
| NA4912 | 4544912 | 412 | 60 | 68 | 85 | 25 | 52800 | 110500 | 6500 | |
| NA5912 | 614 | 60 | 68 | 85 | 34 | |||||
| NA6912 | 6534612 | 798 | 60 | 68 | 85 | 45 | 88500 | 186000 | 6500 | |
| NKIS60 | 550 | 60 | 70 | 90 | 28 | 65000 | 110000 | 6500 | ||
| 65 | NA4913 | 4544913 | 435 | 65 | 72 | 90 | 25 | 57500 | 110500 | 6500 |
| NA6913 | 6534913 | 821 | 65 | 72 | 90 | 45 | 87600 | 194500 | 6500 | |
| NKI65/25 | 65 | 73 | 90 | 25 | 53000 | 100000 | 6500 | |||
| NKI65/35 | 65 | 73 | 90 | 35 | 75000 | 156000 | 6500 | |||
| 70 | NA4914 | 4544914 | 712 | 70 | 80 | 100 | 30 | 79000 | 154000 | 5500 |
| NA6914 | 6534914 | 1326 | 70 | 80 | 100 | 54 | 121000 | 263000 | 5500 | |
| NKI70/35 | 70 | 80 | 95 | 35 | 78000 | 184000 | 5500 | |||
| 75 | NA4915 | 4544915 | 765 | 75 | 85 | 105 | 30 | 82000 | 158000 | 5500 |
| NA5915 | 1130 | 75 | 85 | 105 | 40 | |||||
| NA6915 | 6534915 | 1429 | 75 | 85 | 105 | 54 | 128000 | 272000 | 5500 | |
| 80 | NA4916 | 4544916 | 870 | 80 | 90 | 110 | 30 | 81000 | 170500 | 5500 |
| NA6916 | 6534916 | 1510 | 80 | 90 | 110 | 54 | 130500 | 280600 | 5000 | |
| NKI80/35 | 80 | 90 | 110 | 35 | 103000 | 208000 | 5000 | |||
| 85 | NKI85/26 | 85 | 95 | 115 | 26 | 73000 | 137000 | 4800 | ||
| NKI85/36 | 1040 | 85 | 95 | 115 | 36 | 107000 | 223000 | 4800 | ||
| NA4917 | 4544917 | 1250 | 85 | 100 | 120 | 35 | 111000 | 237000 | 4600 | |
| NA6917 | 6534917 | 2200 | 85 | 100 | 120 | 63 | 166000 | 400000 | 4600 | |
1.Industrial packaging: plastic tube+carton+ nylon bag+wooden pallets.
2.Commercial packaging: plastic bag+color box+carton+nylon bag+wooden pallets.

3.As the clients requirement.
Professional production team, production line, experienced technical experts who engaged in this industry for more than 10 years. We have the professional production line for this bearings.
1. Our bearings are made of chrome steel, it has better corrosion resistance, hardenability and toughness.
2. Double seal. Adopt nature rubber, made it hard for dirt and grime to get in, running more quietly.
3. Cage. Also made of chrome steel, it is more durable than carbon steel bearings.
4. Capacity: 100,000 PCS/month.
1. What types of bearings are you provide?
We are mainly producing roller bearing: spherical roller bearing; taper roller bearing; full complement cylindrical roller bearing; needle roller bearing; thrust roller bearing etc. We are producing the ball bearing at the same time. All types of bearing we could supply. You just list your requirement, we will give you the best service.
2. I couldn’t find a design to fit my application in your catalog. Can you help me design a bearing?
Yes, technical expertise is available to assist you with engineering design for custom products. Available options include, but are not limited to, custom rings, retainers, balls, shields, lubricants, and packaging. We look forward to working with you to satisfy your rotary motion requirements.
3. How about the sample policy?
If we have the sample in stock .we will provide free sample to you. if we don’t have in stock, then you should pay the sample fee . Anyway, the sample fee will pay back to you. when you confirm the order,
Sample fee is charged by the shipping company. Client should pay it.
Any questions, please feel free to contact us!
Welcome your inquiry!
Our company can product all kinds of bearings and can accept customer's customizes .

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