| Bearing type | Boundary Dimensions（mm） | ||
|---|---|---|---|
| d | D | B | |
| W 628/8-2RZ | 8 | 16 | 5 |
| W 628/8-2Z | 8 | 16 | 5 |
| W 628/9 R-2RS1 | 9 | 17 | 5 |
| W 628/9 R-2Z | 9 | 17 | 5 |
| W 628/9-2RS1 | 9 | 17 | 5 |
| W 628/9-2RZ | 9 | 17 | 5 |
| W 628/9-2Z | 9 | 17 | 5 |
| W 628-2RS1 | 8 | 24 | 8 |
| W 628-2RZ | 8 | 24 | 8 |
| W 628-2Z | 8 | 24 | 8 |
| W 629 | 9 | 26 | 8 |
| W 629-2RS1 | 9 | 26 | 8 |
| W 629-2RZ | 9 | 26 | 8 |
| W 629-2Z | 9 | 26 | 8 |
| W 630/1.5 R-2Z | 1.5 | 6 | 3 |
| W 630/1.5-2Z | 1.5 | 6 | 3 |
| W 630/2 R-2ZS | 2 | 7 | 3.5 |
| W 630/2.5 R-2Z | 2.5 | 8 | 4 |
| W 630/2.5-2Z | 2.5 | 8 | 4 |
| W 630/2-2ZS | 2 | 7 | 3.5 |
| W 630/3 R-2Z | 3 | 9 | 5 |
| W 630/3-2Z | 3 | 9 | 5 |
| W 6300 | 10 | 35 | 11 |
| W 6300-2RS1 | 10 | 35 | 11 |
| W 6300-2RZ | 10 | 35 | 11 |
| W 6300-2Z | 10 | 35 | 11 |
| W 6301 | 12 | 37 | 12 |
| W 6301-2RS1 | 12 | 37 | 12 |
| W 6301-2RZ | 12 | 37 | 12 |
| W 6301-2Z | 12 | 37 | 12 |
