| Bearing model | Boundary Dimensions（mm） | ||
|---|---|---|---|
| d | D | B | |
| RLS 13 | 41.275 | 88.9 | 19.05 |
| W 61808-2RZ | 40 | 52 | 7 |
| W 61708-2RS1 | 40 | 50 | 6 |
| 6208 NR | 40 | 80 | 18 |
| 6308 N | 40 | 90 | 23 |
| 6308-2RZ | 40 | 90 | 23 |
| W 6008-2Z | 40 | 68 | 15 |
| W 61908-2RZ | 40 | 62 | 12 |
| 308 NR | 40 | 90 | 23 |
| 6008-RZ | 40 | 68 | 15 |
| 63008-2RS1 | 40 | 68 | 21 |
| 6208-2Z | 40 | 80 | 18 |
| W 61908-2Z | 40 | 62 | 12 |
| W 6208 | 40 | 80 | 18 |
| 6208-RS1 | 40 | 80 | 18 |
| 6308-Z | 40 | 90 | 23 |
| 6408 N | 40 | 110 | 27 |
| 61808-2RZ | 40 | 52 | 7 |
| 61908-2RS1 | 40 | 62 | 12 |
| 208 | 40 | 80 | 18 |
| 6208-RZ | 40 | 80 | 18 |
| 308-Z | 40 | 90 | 23 |
| 208-2ZNR | 40 | 80 | 18 |
| W 6008-2RS1 | 40 | 68 | 15 |
| 6208-Z | 40 | 80 | 18 |
| W 6008-2RS1/VP311 | 40 | 68 | 15 |
| 6408 NR | 40 | 110 | 27 |
| W 61808 R-2Z | 40 | 52 | 7 |
| 6008-2Z | 40 | 68 | 15 |
| 6208 | 40 | 80 | 18 |
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