| Bearing model | Boundary Dimensions（mm） | ||
|---|---|---|---|
| d | D | B | |
| IR 60x70x28 | 60 | 28 | |
| IR 60x68x35 | 60 | 35 | |
| IR 60x68x25 | 60 | 25 | |
| IR 60x68x45 | 60 | 45 | |
| IR 55x60x35 | 55 | 35 | |
| IR 55x60x25 | 55 | 25 | |
| IR 55x65x28 | 55 | 28 | |
| IR 55x63x25 | 55 | 25 | |
| IR 55x63x45 | 55 | 45 | |
| IR 50X55X20 IS1 | 50 | 20 | |
| IR 50X60X20 IS1 | 50 | 20 | |
| IR 50x55x35 | 50 | 35 | |
| IR 50x60x28 | 50 | 28 | |
| IR 50x60x25 | 50 | 25 | |
| IR 50x55x25 | 50 | 25 | |
| IR 50x58x22 | 50 | 22 | |
| LR 50x55x20.5 | 50 | 20.5 | |
| IR 50x58x40 | 50 | 40 | |
| IR 45x55x22 | 45 | 22 | |
| IR 45x50x25.5 | 45 | 25.5 | |
| LR 45x50x25.5 | 45 | 25.5 | |
| IR 45x52x40 | 45 | 40 | |
| LR 45x50x20.5 | 45 | 20.5 | |
| IR 45X55X20 IS1 | 45 | 20 | |
| IR 45x50x35 | 45 | 35 | |
| IR 45x50x25 | 45 | 25 | |
| IR 45x52x22 | 45 | 22 | |
| IR 42x47x30 | 42 | 30 | |
| IR 42x47x20 | 42 | 20 | |
| IR 40X50X20 IS1 | 40 | 20 | |
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