Product name: WRM Needle roller bearing NA4910 50*70*22mm
Product Name |
Needle roller bearing |
Material |
Chrome Steel |
Place of Origin |
Jiangsu,China(Mainland) |
Feature |
High precision,Large load, compact structure |
Servives |
Non-standard customized,OEM |
Designation | Principal Dimension | Basic Load Ratings | Speed ratings | Weight | ||||
d | D | B | Dynamic | Static | Grease | Oil | kg | |
NA4900 | 10 | 22 | 13 | 7.6 | 9.1 | 31000 | 20000 | 0.025 |
NA4901 | 12 | 24 | 13 | 8.6 | 11.1 | 28000 | 17000 | 0.028 |
NA4902 | 15 | 28 | 13 | 9.05 | 12.6 | 23000 | 14000 | 0.036 |
NA4903 | 17 | 30 | 13 | 9.6 | 14 | 21000 | 12000 | 0.04 |
NA4904 | 20 | 37 | 17 | 15.9 | 21.1 | 18000 | 11000 | 0.081 |
NA4905 | 25 | 42 | 17 | 18.3 | 26.9 | 15000 | 9500 | 0.096 |
NA4906 | 30 | 47 | 17 | 19.9 | 31.3 | 13000 | 9500 | 0.11 |
NA4907 | 35 | 55 | 20 | 26.9 | 49 | 11000 | 8500 | 0.186 |
NA4908 | 40 | 62 | 22 | 32.6 | 58.5 | 9700 | 8000 | 0.249 |
NA4909 | 45 | 68 | 22 | 33.2 | 61.9 | 9000 | 7000 | 0.294 |
NA4910 | 50 | 72 | 22 | 35.6 | 70.2 | 8100 | 7000 | 0.298 |
NA4911 | 55 | 80 | 25 | 44.4 | 87.2 | 7500 | 6000 | 0.428 |
NA4912 | 60 | 85 | 25 | 45.8 | 93.3 | 6900 | 5500 | 0.459 |
NA4913 | 65 | 90 | 25 | 66.1 | 114 | 6400 | 5000 | 0.45 |
NA4914 | 70 | 100 | 30 | 86.4 | 157 | 5700 | 4700 | 0.733 |
NA4915 | 75 | 105 | 30 | 88 | 164 | 5400 | 4300 | 0.773 |
NA4916 | 80 | 110 | 30 | 91.6 | 176 | 5100 | 4100 | 0.819 |
NA4917 | 85 | 120 | 35 | 110 | 230 | 4600 | 3800 | 1.25 |
NA4918 | 90 | 125 | 35 | 111 | 238 | 4400 | 3600 | 1.31 |
NA4919 | 95 | 130 | 35 | 115 | 253 | 4200 | 3400 | 1.37 |
NA4920 | 100 | 140 | 40 | 144 | 296 | 4000 | 3100 | 1.86 |
NA4922 | 110 | 150 | 40 | 149 | 317 | 3700 | 3000 | 2.01 |
NA4924 | 120 | 165 | 45 | 192 | 398 | 3400 | 2800 | 2.78 |
NA4926 | 130 | 180 | 50 | 225 | 508 | 3000 | 2900 | 3.83 |
NA4928 | 140 | 190 | 50 | 232 | 540 | 2800 | 2600 | 4.08 |
NA4930 | 150 | 210 | 60 | 250 | 488 | 1920 | 2300 | 6.38 |
NA4932 | 160 | 220 | 60 | 260 | 520 | 1760 | 2000 | 6.75 |
NA4934 | 170 | 230 | 60 | 280 | 552 | 1680 | 1800 | 7.11 |
NA4936 | 180 | 250 | 69 | 300 | 712 | 1600 | 1600 | 10.2 |