| Bearing model | Boundary Dimensions（mm） | ||
|---|---|---|---|
| d | D | B | |
| NJ 2212 ECJ | 60 | 110 | 28 |
| NU 312 ECJ | 60 | 130 | 31 |
| NJ 2212 ECP | 60 | 110 | 28 |
| NJ 2212 ECM | 60 | 110 | 28 |
| NU 312 ECP | 60 | 130 | 31 |
| NU 312 ECM | 60 | 130 | 31 |
| NUP 2212 ECP | 60 | 110 | 28 |
| NUP 2212 ECM | 60 | 110 | 28 |
| NUP 2212 ECJ | 60 | 110 | 28 |
| NJ 312 ECML | 60 | 130 | 31 |
| NU 2312 ECPH | 60 | 130 | 46 |
| NJ 2312 ECML | 60 | 130 | 46 |
| NJ 2312 ECN1ML | 60 | 130 | 46 |
| NUP 312 ECML | 60 | 130 | 31 |
| NJ 2312 ECPH | 60 | 130 | 46 |
| NUP 2312 ECML | 60 | 130 | 46 |
| NUP 212 ECP | 60 | 110 | 22 |
| NUP 212 ECJ | 60 | 110 | 22 |
| NUP 212 ECM | 60 | 110 | 22 |
| NU 2312 ECML | 60 | 130 | 46 |
| NU 1012 ML | 60 | 95 | 18 |
| N 212 ECP | 60 | 110 | 22 |
| N 212 ECM | 60 | 110 | 22 |
| NU 2212 ECJ | 60 | 110 | 28 |
| NU 2212 ECM | 60 | 110 | 28 |
| NU 2212 ECP | 60 | 110 | 28 |
| NUP 212 ECML | 60 | 110 | 22 |
| NJ 2212 ECML | 60 | 110 | 28 |
| NJ 212 ECP | 60 | 110 | 22 |
| NJ 212 ECJ | 60 | 110 | 22 |
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