Cylindrical roller bearings
Details
| Shaft diameter | Boundary dimensions(mm) |
Basic static load ratings
Cor(N)
|
Basic dynamic load ratings
Cr(N)
|
Limiting speeds
（rpm）
|
Part Number | ||||
| d | D | B | rsmin | rismin | Oil | ||||
| 17 | 17 | 40 | 12 | 0.6 | 0.3 | 9100 | 10300 | 19000 | N203 |
| 20 | 20 | 47 | 14 | 1 | 0.6 | 13100 | 14400 | 16400 | N204 |
| 20 | 20 | 52 | 15 | 1.1 | 0.6 | 17700 | 19800 | 13800 | N304 |
| 25 | 25 | 52 | 15 | 1 | 0.6 | 14900 | 15400 | 13800 | N205 |
| 25 | 25 | 62 | 17 | 1.1 | 1.1 | 25200 | 26500 | 11400 | N305 |
| 30 | 30 | 62 | 16 | 1 | 0.6 | 22200 | 21800 | 11300 | N206 |
| 30 | 30 | 72 | 19 | 1.1 | 1.1 | 31900 | 32700 | 9200 | N306 |
| 35 | 35 | 72 | 17 | 1.1 | 0.6 | 28900 | 28500 | 9900 | N207 |
| 35 | 35 | 80 | 21 | 1.5 | 1.1 | 43000 | 42000 | 9200 | N307 |
| 40 | 40 | 80 | 18 | 1.1 | 1.1 | 42900 | 39700 | 8700 | N208 |
| 40 | 40 | 90 | 23 | 1.5 | 1.5 | 56900 | 53300 | 7900 | N308 |
| 45 | 45 | 85 | 19 | 1.1 | 1.1 | 46900 | 41800 | 8500 | N209 |
| 45 | 45 | 100 | 25 | 1.5 | 1.5 | 69900 | 6630 | 7000 | N309 |
| 50 | 50 | 90 | 20 | 1.1 | 1.1 | 50900 | 43700 | 7900 | N210 |
| 50 | 50 | 110 | 27 | 2 | 2 | 88800 | 80800 | 6300 | N310 |
| 50 | 50 | 130 | 31 | 2.1 | 2.1 | 127600 | 120300 | 6300 | N410 |