| Boundary dimensions(mm) | Designations | Equivalent to foreign designations(For your information) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| d | D | B | Fw | SKF | FAG | NSK | NTN | KOYO | TIMKEN | URB | |
| 130 | 340 | 78 | NU426M | ||||||||
| 130 | 340 | 78 | NJ426M | ||||||||
| 140 | 210 | 33 | N1028M | ||||||||
| 140 | 210 | 33 | NF1028M | ||||||||
| 140 | 210 | 33 | NU1028M | ||||||||
| 140 | 210 | 33 | NJ1028M | ||||||||
| 140 | 250 | 42 | N228M | ||||||||
| 140 | 250 | 42 | NU228M | ||||||||
| 140 | 250 | 42 | NJ228M | ||||||||
| 140 | 250 | 68 | NJ2228M | ||||||||