| Bearing model | Boundary Dimensions（mm） | ||
|---|---|---|---|
| d | D | B | |
| 607-RSL | 7 | 19 | 6 |
| 627-2Z | 7 | 22 | 7 |
| W 637 | 7 | 26 | 9 |
| W 607 R-2RS1 | 7 | 19 | 6 |
| W 627 | 7 | 22 | 7 |
| W 617/7 R | 7 | 11 | 2.5 |
| W 619/7 R | 7 | 17 | 5 |
| W 627-2RZ | 7 | 22 | 7 |
| W 619/7-2Z | 7 | 17 | 5 |
| W 619/7 R-2RS1 | 7 | 17 | 5 |
| W 628/7-2RZ | 7 | 14 | 5 |
| 619/7 | 7 | 17 | 5 |
| W 627/7-2ZS | 7 | 11 | 3 |
| W 618/7 | 7 | 14 | 3.5 |
| W 607 R | 7 | 19 | 6 |
| 628/7-2Z | 7 | 14 | 5 |
| W 618/7 R | 7 | 14 | 3.5 |
| W 607-2Z | 7 | 19 | 6 |
| W 627-2Z | 7 | 22 | 7 |
| W 628/7-2RS1 | 7 | 14 | 5 |
| 618/7 | 7 | 14 | 3.5 |
| W 627-2RS1 | 7 | 22 | 7 |
| W 637-2RZ | 7 | 26 | 9 |
| W 619/7 | 7 | 17 | 5 |
| WBB1-8707 R-2Z | 7 | 13 | 4 |
| D/W R4 R-2RZ | 6.35 | 15.875 | 4.978 |
| D/W R4A-2RZ | 6.35 | 19.05 | 7.142 |
| D/W RW168 R | 6.35 | 9.525 | 3.967 |
| D/W R188 R-2Z | 6.35 | 12.7 | 4.762 |
| D/W R4-2RZ | 6.35 | 15.875 | 4.978 |
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