| Boundary dimensions(mm) | Designations | Equivalent to foreign designations(For your information) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| d | D | B | Fw | SKF | FAG | NSK | NTN | KOYO | TIMKEN | URB | |
| 480 | 625 | 485 | 485 (T) | 380696 | |||||||
| 480 | 650 | 338 | 338 (T) | 381996 | |||||||
| 480 | 700 | 420 | 420 (T) | 381096 | |||||||
| 490 | 625 | 385 | 385 (T) | 380698 | |||||||
| 500 | 720 | 400 | 400 (T) | 3810/500X2 | |||||||
| 500 | 720 | 420 | 420 (T) | 3810/500 | |||||||
| 510 | 655 | 379 | 377 (T) | 3806/510-1 | |||||||
| 510 | 655 | 377 | 379 (T) | 3806/510 | |||||||
| 530 | 780 | 450 | 450 (T) | 3810/530 | |||||||
| 530 | 870 | 590 | 590 (T) | 3811/530 | |||||||
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