| Boundary dimensions(mm) | Designations | Equivalent to foreign designations(For your information) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| d | D | B | Fw | SKF | FAG | NSK | NTN | KOYO | TIMKEN | URB | |
| 220 | 310 | 225 | 245 | FC4462225 | 506869 | 220RV3102 | 4R4416 | ||||
| 220 | 310 | 225 | 246 | FC4462225A | |||||||
| 220 | 340 | 180 | 256 | FC4468180 | 44FC34180A | ||||||
| 240 | 330 | 220 | 264 | FC4866220 | 4R4819 | 48FC33220 | |||||
| 240 | 330 | 220 | 264 | FCD4866220 | |||||||
| 400 | 560 | 400 | 446 | FCD80112400 | 400RV5621/400RV5612 | ||||||
| 200 | 310 | 160 | 232 | FC4062160 | 40FC31160 | ||||||
| 200 | 310 | 206 | 227 | FC4062206 | 40FC31206 | ||||||
| 240 | 330 | 220 | 268 | FC4866220A | 4R4821 | 48FC33220BW | |||||
| 240 | 330 | 250 | 263 | FC4866250 | 48FC33250W | ||||||
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