RNA49 Series:
RNA4900,RNA4901,RNA4902,RNA4903,RNA4904,RNA4905,RNA4906,RNA4907,RNA4908,RNA4909,RNA4910,RNA4911,RNA4912,RNA4913,RNA4914,RNA4915,RNA4916,RNA4917,RNA4918,RNA4919,RNA4920
NA69 Series:
NA6900,NA6901,NA6902,NA6903,NA6904,NA6905,NA6906,NA6907,NA6908,NA6909,NA6910,NA6911,NA6912,NA6913,NA6914,NA6915,NA6916,NA6917,NA6918,NA6919,NA6920
NA59 Series:
NA5901,NA5902,NA5903,NA5904,NA5905,NA5906,NA5907,NA5908,NA5909,NA5910
NA48 Series:
NA4801,NA4802,NA4803,NA4804,NA4805,NA4806,NA4807,NA4808,NA4809,NA4810
Description
NA NK NKI NKIS Needle roller bearings are consisted of outer ring, inner ring, needle and cages, are one of the most widely used needle bearings. It mainly used on automobiles, machinery tool, printing machinery, textile machinery etc.
Technical Parameter
| His shaft. | Model No. | D | C | rsmin | da max | Your. C | Sta. C | Rotation Speed rpm | Weight |
| 5 | RNA493 | 11 | 10 | 0.15 | 9.8 | 2420 | 1950 | 80 000 | 4.6 |
| 6 | RNA494 | 12 | 10 | 0.15 | 10.8 | 2700 | 2320 | 70 000 | 5.3 |
| 7 | RNA495 | 13 | 10 | 0.15 | 11.8 | 2960 | 2690 | 60 000 | 5.9 |
| 8 | RNA496 | 15 | 10 | 0.15 | 13.8 | 3960 | 3420 | 50 000 | 7.4 |
| 9 | RNA497 | 17 | 10 | 0.15 | 15.8 | 4530 | 3650 | 45 000 | 9.3 |
| 10 | RNA498 | 19 | 11 | 0.2 | 17.4 | 6180 | 5030 | 40 000 | 12.6 |
| 12 | RNA499 | 20 | 11 | 0.3 | 18 | 6600 | 6310 | 35 000 | 13.6 |
| 14 | RNA4900 | twenty two | 13 | 0.3 | 20 | 9230 | 10100 | 30 000 | 16.5 |
| 16 | RNA4901 | twenty four | 13 | 0.3 | twenty two | 9660 | 11100 | 25 000 | 18.1 |
| 16 | RNA6901 | twenty four | twenty two | 0.3 | twenty two | 17100 | 23000 | 25 000 | 30 |
| 18 | RNA49/14 | 26 | 13 | 0.3 | twenty four | 10600 | 12800 | 20 000 | 19.9 |
| 20 | RNA4902 | 28 | 13 | 0.3 | 26 | 10900 | 13800 | 20 000 | 21.5 |
| 20 | RNA6902 | 28 | twenty three | 0.3 | 26 | 19300 | 28800 | 20 000 | 37 |
| twenty two | RNA4903 | 30 | 13 | 0.3 | 28 | 11700 | 15600 | 18 000 | 23.5 |
| twenty two | RNA6903 | 30 | twenty three | 0.3 | 28 | 20800 | 32500 | 18 000 | 40.5 |
| 25 | RNA4904 | 37 | 17 | 0.3 | 35 | 21000 | 25000 | 16 000 | 55.5 |
| 25 | RNA6904 | 37 | 30 | 0.3 | 35 | 35400 | 48900 | 16 000 | 95.5 |
| 28 | RNA49/22 | 39 | 17 | 0.3 | 37 | 21400 | 28900 | 14 000 | 56.5 |
| 28 | RNA69/22 | 39 | 30 | 0.3 | 37 | 36300 | 56900 | 14 000 | 97.5 |
| 30 | RNA4905 | 42 | 17 | 0.3 | 40 | 23700 | 30700 | 13 000 | 64 |
| 30 | RNA6905 | 42 | 30 | 0.3 | 40 | 42100 | 64300 | 13 000 | 111 |
| 32 | RNA 49/28 | 45 | 17 | 0.3 | 43 | 24500 | 32700 | 12 000 | 76.5 |
| 32 | RNA 69/28 | 45 | 30 | 0.3 | 43 | 41800 | 64800 | 12 000 | 133 |
| 35 | RNA 4906 | 47 | 17 | 0.3 | 45 | 25200 | 34700 | 11 000 | 72.5 |
| 35 | RNA 6906 | 47 | 30 | 0.3 | 45 | 43000 | 69000 | 11 000 | 125 |
| 40 | RNA 49/32 | 52 | 20 | 0.6 | 48 | 31200 | 47800 | 10 000 | 96 |
| 40 | RNA 69/32 | 52 | 36 | 0.6 | 48 | 53500 | 95700 | 10 000 | 172 |
| 42 | RNA 4907 | 55 | 20 | 0.6 | 51 | 32000 | 50100 | 9 500 | 113 |
| 42 | RNA 6907 | 55 | 36 | 0.6 | 51 | 54900 | 100000 | 9 500 | 200 |
| 45 | RNA 49/38 | 58 | 20 | 0.6 | 54 | 33600 | 54600 | 9 000 | 120 |
| 48 | RNA4908 | 62 | twenty two | 0.6 | 58 | 41600 | 67400 | 8 500 | 152 |
| 48 | RNA6908 | 62 | 40 | 0.6 | 58 | 71300 | 135000 | 8 500 | 275 |
| 50 | RNA49/42 | 65 | twenty two | 0.6 | 61 | 42500 | 70300 | 8 000 | 174 |
| 52 | RNA4909 | 68 | twenty two | 0.6 | 64 | 43500 | 73300 | 7 500 | 197 |
| 52 | RNA6909 | 68 | 40 | 0.6 | 64 | 74600 | 147000 | 7 500 | 355 |
| 55 | RNA49/48 | 70 | twenty two | 0.6 | 66 | 44300 | 76300 | 7 500 | 188 |
| 58 | RNA4910 | 72 | twenty two | 0.6 | 68 | 46200 | 82100 | 7 000 | 179 |
| 58 | RNA6910 | 72 | 40 | 0.6 | 68 | 79200 | 164000 | 7 000 | 320 |
| 60 | RNA49/52 | 75 | twenty two | 0.6 | 71 | 47100 | 85100 | 6 500 | 205 |
| 63 | RNA4911 | 80 | 25 | 1 | 75 | 57600 | 97200 | 6 500 | 265 |
| 63 | RNA6911 | 80 | 45 | 1 | 75 | 98700 | 194000 | 6 500 | 475 |
| 65 | RNA49/58 | 82 | 25 | 1 | 77 | 58900 | 101000 | 6 000 | 275 |
| 68 | RNA4912 | 85 | 25 | 1 | 80 | 60200 | 105000 | 6 000 | 285 |
| 68 | RNA6912 | 85 | 45 | 1 | 80 | 103000 | 211000 | 6 000 | 510 |
Q:Are you a factory or a trading company? A: We have our own factory. The type of our company is factory + trade.
Q: Why choose us?
A: 1. We have the experience of bearing manufacturing more than 10 years.
2.The quality of our products can be ensure.
3. We can provide first hand price and OEM service.
4. The lead time is short.
Q: What are your main products?
A:Our main products are various bearing series,linear guide rail series, , linear shaft series and ball screw series. We focus on bearing and linear motion series.
Q:Your product certifiexcavatorions?
A: ISO 9001:2008, RoHS,CE,SGS etc.
Q: Can I have a sample order?
A: Yes, it is available to check quality first. Mixed samples are also acceptable.
Q: What about the lead time?
A: 3-7 days for samples, 3-4 weeks for mass production.
Q:What is your payment method?
A: We accept T/T, PAYPAL or Western Union, credit card or via ALIBABA Assurance order.
