| Bearing type | Boundary Dimensions（mm） | ||
|---|---|---|---|
| d | D | B | |
| NU 2238 ECML | 190 | 340 | 92 |
| NU 224 ECJ | 120 | 215 | 40 |
| NU 224 ECM | 120 | 215 | 40 |
| NU 224 ECM/C3VL0241 | 120 | 215 | 40 |
| NU 224 ECML | 120 | 215 | 40 |
| NU 224 ECP | 120 | 215 | 40 |
| NU 2240 ECML | 200 | 360 | 98 |
| NU 2244 ECML | 220 | 400 | 108 |
| NU 2248 MA | 240 | 440 | 120 |
| NU 2252 MA | 260 | 480 | 130 |
| NU 2256 ECMA | 280 | 500 | 130 |
| NU 2256 ECML | 280 | 500 | 130 |
| NU 226 ECJ | 130 | 230 | 40 |
| NU 226 ECM | 130 | 230 | 40 |
| NU 226 ECM/C3VL2071 | 130 | 230 | 40 |
| NU 226 ECML | 130 | 230 | 40 |
| NU 226 ECP | 130 | 230 | 40 |
| NU 2260 MA | 300 | 540 | 140 |
| NU 2264 ECMA | 320 | 580 | 150 |
| NU 2264 ECML | 320 | 580 | 150 |
| NU 2268 MA | 340 | 620 | 165 |
| NU 2268 N2MA | 340 | 620 | 165 |
| NU 2272 MA | 360 | 650 | 170 |
| NU 2276 ECMA | 380 | 680 | 175 |
| NU 228 ECJ | 140 | 250 | 42 |
| NU 228 ECM | 140 | 250 | 42 |
| NU 228 ECM/C3VL2071 | 140 | 250 | 42 |
| NU 228 ECML | 140 | 250 | 42 |
| NU 2292 MA | 460 | 830 | 212 |
| NU 230 ECJ | 150 | 270 | 45 |
