| Bearing model | Boundary Dimensions（mm） | ||
|---|---|---|---|
| d | D | B | |
| W 609-2RZ | 9 | 24 | 7 |
| W 619/9-2RS1 | 9 | 20 | 6 |
| 609 | 9 | 24 | 7 |
| W 609 R | 9 | 24 | 7 |
| 628/9-Z | 9 | 17 | 5 |
| 628/9-2Z | 9 | 17 | 5 |
| W 639-2RS1 | 9 | 30 | 10 |
| 629-RSH | 9 | 26 | 8 |
| 629-RSL | 9 | 26 | 8 |
| W 619/9-2Z | 9 | 20 | 6 |
| W 639-2RZ | 9 | 30 | 10 |
| 619/9-2Z | 9 | 20 | 6 |
| 629-2RSL | 9 | 26 | 8 |
| 629-2RSH | 9 | 26 | 8 |
| W 617/9 | 9 | 14 | 3 |
| W 618/9 R | 9 | 17 | 4 |
| W 619/9-2RZ | 9 | 20 | 6 |
| W 609 | 9 | 24 | 7 |
| W 639 | 9 | 30 | 10 |
| W 629 | 9 | 26 | 8 |
| 628/9-2RS1 | 9 | 17 | 5 |
| W 628/9 R-2Z | 9 | 17 | 5 |
| W 638/9-2Z | 9 | 17 | 6 |
| 609-RSH | 9 | 24 | 7 |
| 609-RSL | 9 | 24 | 7 |
| W 609 R-2Z | 9 | 24 | 7 |
| W 637/9-2ZS | 9 | 14 | 4.5 |
| 619/9 | 9 | 20 | 6 |
| W 618/9 | 9 | 17 | 4 |
| 609-Z | 9 | 24 | 7 |
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