| Boundary dimensions(mm) | Designations | Equivalent to foreign designations(For your information) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| d | D | B | Fw | SKF | FAG | NSK | NTN | KOYO | TIMKEN | URB | |
| 220 | 310 | 215 | 242 | FC4462215 | 4R4420 | ||||||
| 220 | 310 | 225 | 244 | FC4462225A1 | 313894 B | 514461 | 4R4449 | 44FC31225A | |||
| 220 | 320 | 160 | 245 | FC4464160 | 4R4428 | ||||||
| 220 | 320 | 210 | 248 | FC4464210 | 509216 | 220RV3201 | 4R4429 | 44FC32210-1 | |||
| 220 | 320 | 210 | 246 | FC4464210A | 220RV3203 | 4R4444 | 44FC32210 | ||||
| 220 | 340 | 180 | 256 | FC4468180 | 44FC34180A | ||||||
| 220 | 340 | 290 | 250 | FCD4468290 | 525147 | ||||||
| 230 | 330 | 170 | 260 | FC4666170 | |||||||
| 230 | 330 | 206 | 258 | FC4666206 | 4R4614 | ||||||
| 230 | 340 | 260 | 261 | FC4668260 | 230RV3401 | 4R4611 | 46FC34260 | ||||
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