| Bearing type | Boundary Dimensions（mm） | ||
|---|---|---|---|
| d | D | B | |
| NJ 2222 ECJ | 110 | 200 | 53 |
| NJ 2222 ECML | 110 | 200 | 53 |
| NJ 2222 ECP | 110 | 200 | 53 |
| NJ 2224 ECJ | 120 | 215 | 58 |
| NJ 2224 ECM | 120 | 215 | 58 |
| NJ 2224 ECML | 120 | 215 | 58 |
| NJ 2224 ECP | 120 | 215 | 58 |
| NJ 2226 ECML | 130 | 230 | 64 |
| NJ 2226 ECP | 130 | 230 | 64 |
| NJ 2228 ECML | 140 | 250 | 68 |
| NJ 2230 ECM | 150 | 270 | 73 |
| NJ 2232 ECML | 160 | 290 | 80 |
| NJ 2234 ECML | 170 | 310 | 86 |
| NJ 2236 ECM | 180 | 320 | 86 |
| NJ 2236 ECML | 180 | 320 | 86 |
| NJ 2238 ECML | 190 | 340 | 92 |
| NJ 224 ECJ | 120 | 215 | 40 |
| NJ 224 ECM | 120 | 215 | 40 |
| NJ 224 ECML | 120 | 215 | 40 |
| NJ 224 ECP | 120 | 215 | 40 |
| NJ 2240 ECML | 200 | 360 | 98 |
| NJ 2244 ECML | 220 | 400 | 108 |
| NJ 2248 MA | 240 | 440 | 120 |
| NJ 2252 MA | 260 | 480 | 130 |
| NJ 226 ECJ | 130 | 230 | 40 |
| NJ 226 ECM | 130 | 230 | 40 |
| NJ 226 ECML | 130 | 230 | 40 |
| NJ 226 ECP | 130 | 230 | 40 |
| NJ 2264 ECMA | 320 | 580 | 150 |
| NJ 228 ECJ | 140 | 250 | 42 |
