| Bearing model | Boundary Dimensions（mm） | ||
|---|---|---|---|
| d | D | B | |
| 6012-2RS1 | 60 | 95 | 18 |
| 6312-ZNR | 60 | 130 | 31 |
| 6412 | 60 | 150 | 35 |
| 6212-2ZNR | 60 | 110 | 22 |
| 312-2ZNR | 60 | 130 | 31 |
| 6012 N | 60 | 95 | 18 |
| 6212-RS1 | 60 | 110 | 22 |
| 62212-2RS1 | 60 | 110 | 28 |
| 6012 | 60 | 95 | 18 |
| 61812 | 60 | 78 | 10 |
| 6012 NR | 60 | 95 | 18 |
| 6012-2RZ | 60 | 95 | 18 |
| 212-2ZNR | 60 | 110 | 22 |
| 6212-Z | 60 | 110 | 22 |
| 62312-2RS1 | 60 | 130 | 46 |
| 6012-2Z | 60 | 95 | 18 |
| W 61912 | 60 | 85 | 13 |
| RMS 18 | 57.15 | 127 | 31.75 |
| RLS 18 | 57.15 | 114.3 | 22.225 |
| 211 NR | 55 | 100 | 21 |
| W 61911-2RS1 | 55 | 80 | 13 |
| 6011-2Z | 55 | 90 | 18 |
| 61911-2RS1 | 55 | 80 | 13 |
| 6411 N | 55 | 140 | 33 |
| 311-2ZNR | 55 | 120 | 29 |
| 6211-2RS1 | 55 | 100 | 21 |
| 311-2Z | 55 | 120 | 29 |
| 311-Z | 55 | 120 | 29 |
| 61911-2RZ | 55 | 80 | 13 |
| 6211-Z | 55 | 100 | 21 |
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