| Bearing model | Boundary Dimensions（mm） | ||
|---|---|---|---|
| d | D | B | |
| 7304 BECBPH | 20 | 52 | 15 |
| 7204 BEP | 20 | 47 | 14 |
| 7204 BECBPH | 20 | 47 | 14 |
| 7304 BEP | 20 | 52 | 15 |
| 7304 BECBM | 20 | 52 | 15 |
| 7304 BECBP | 20 | 52 | 15 |
| 7304 BECBY | 20 | 52 | 15 |
| 7204 BEGBP | 20 | 47 | 14 |
| 7204 BEGAP | 20 | 47 | 14 |
| 7204 BE-2RZP | 20 | 47 | 14 |
| 7304 BEGAP | 20 | 52 | 15 |
| 7304 BE-2RZP | 20 | 52 | 15 |
| 7304 BEGBP | 20 | 52 | 15 |
| 7204 BECBP | 20 | 47 | 14 |
| 7204 BECBM | 20 | 47 | 14 |
| 7204 BECBJ | 20 | 47 | 14 |
| 7204 BECBY | 20 | 47 | 14 |
| 7203 BECBP | 17 | 40 | 12 |
| 7203 BECBM | 17 | 40 | 12 |
| 7203 BEP | 17 | 40 | 12 |
| 7203 BEGAP | 17 | 40 | 12 |
| 7203 BEY | 17 | 40 | 12 |
| 7303 BE-2RZP | 17 | 47 | 14 |
| 7203 BE-2RZP | 17 | 40 | 12 |
| 7303 BEP | 17 | 47 | 14 |
| 7303 BEGAP | 17 | 47 | 14 |
| 7303 BECBP | 17 | 47 | 14 |
| 7202 BEGAP | 15 | 35 | 11 |
| 7202 BEGBP | 15 | 35 | 11 |
| 7202 BEP | 15 | 35 | 11 |
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