| Bearing type | Boundary Dimensions（mm） | ||
|---|---|---|---|
| d | D | B | |
| 51111 | 55 | 78 | 16 |
| 51211 | 55 | 90 | 25 |
| 51411 | 55 | 120 | 48 |
| 51311 | 55 | 105 | 35 |
| 53311 | 55 | 105 | 39.3 |
| 53212 | 60 | 95 | 28 |
| 51412 M | 60 | 130 | 51 |
| 53412 M | 60 | 130 | 54 |
| 51112 | 60 | 85 | 17 |
| 51212 | 60 | 95 | 26 |
| 51312 | 60 | 110 | 35 |
| 53312 | 60 | 110 | 38.3 |
| 53213 | 65 | 100 | 28.7 |
| 51213 | 65 | 100 | 27 |
| 51113 | 65 | 90 | 18 |
| 51313 | 65 | 115 | 36 |
| 51413 M | 65 | 140 | 56 |
| 53313 | 65 | 115 | 39.4 |
| 53214 | 70 | 105 | 27 |
| 53414 M | 70 | 150 | 63.6 |
| 51214 | 70 | 105 | 27 |
| 51114 | 70 | 95 | 18 |
| 51314 | 70 | 125 | 40 |
| 51414 M | 70 | 150 | 60 |
| 53314 | 70 | 125 | 44.2 |
| 51415 M | 75 | 160 | 65 |
| 53215 | 75 | 110 | 28.3 |
| 51215 | 75 | 110 | 27 |
| 51115 | 75 | 100 | 19 |
| 51315 | 75 | 135 | 44 |
