| Bearing model | Boundary Dimensions（mm） | ||
|---|---|---|---|
| d | D | B | |
| NJ 316 ECPH | 80 | 170 | 39 |
| 51234 M | 170 | 240 | 55 |
| NU 316 ECJ | 80 | 170 | 39 |
| NU 316 ECM | 80 | 170 | 39 |
| 51334 M | 170 | 280 | 87 |
| NU 316 ECP | 80 | 170 | 39 |
| NJ 2216 ECML | 80 | 140 | 33 |
| CRL 24 A | 76.2 | 146.05 | 26.988 |
| 51134 M | 170 | 215 | 34 |
| CRM 24 A | 76.2 | 177.8 | 39.688 |
| NUP 315 ECML | 75 | 160 | 37 |
| NJ 315 ECJ | 75 | 160 | 37 |
| NU 315 ECML | 75 | 160 | 37 |
| NU 2215 ECPH | 75 | 130 | 31 |
| 51232 M | 160 | 225 | 51 |
| 51132 M | 160 | 200 | 31 |
| 51332 M | 160 | 270 | 87 |
| 51130 M | 150 | 190 | 31 |
| 51230 M | 150 | 215 | 50 |
| NJ 2315 ECN2ML | 75 | 160 | 55 |
| NJ 315 ECM | 75 | 160 | 37 |
| NJ 315 ECP | 75 | 160 | 37 |
| 51430 M | 150 | 300 | 120 |
| NJ 2215 ECPH | 75 | 130 | 31 |
| 51330 M | 150 | 250 | 80 |
| NJ 2215 ECML | 75 | 130 | 31 |
| 51328 M | 140 | 240 | 80 |
| NUP 315 ECP | 75 | 160 | 37 |
| 51428 M | 140 | 280 | 112 |
| 51228 | 140 | 200 | 46 |
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