| Boundary dimensions(mm) | Designations | Equivalent to foreign designations(For your information) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| d | D | B | Fw | SKF | FAG | NSK | NTN | KOYO | TIMKEN | URB | |
| 230 | 330 | 206 | 260 | FC4666206 | 313824/BC4-0112 | 508727B | 230RV3301 | 4R4610 | 313824A | 230RY1667 | 4NNU5146PFC3W8 |
| 210 | 290 | 192 | 234 | FC4258192 | |||||||
| 220 | 310 | 192 | 245 | FC4462192A1 | 44FC31192W | ||||||
| 220 | 310 | 225 | 244 | FC4462225A1 | 313894 B | 514461 | 4R4449 | 44FC31225A | |||
| 220 | 340 | 180 | 256 | FC4468180 | 44FC34180A | ||||||
| 220 | 340 | 290 | 250 | FCD4468290 | 525147 | ||||||
| 230 | 340 | 260 | 261 | FC4668260 | 230RV3401 | 4R4611 | 46FC34260 | ||||
| 230 | 340 | 260 | 261 | FCD4668260 | |||||||
| 100 | 135 | 80 | 110 | FC202780 | |||||||
| 100 | 140 | 70 | 111 | FC202870 | |||||||
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