| 型号 | 内径 | 外径 | 厚度 |
|---|---|---|---|
| N230ECP轴承 | - | - | - |
| N230ECM轴承 | - | - | - |
| N230ECM | 150 | 270 | 45 |
| N2304M | 20 | 52 | 21 |
| N2305M | 25 | 62 | 24 |
| N2306M | 30 | 72 | 27 |
| N2307M | 35 | 80 | 31 |
| N2308M | 40 | 90 | 33 |
| N2309M | 45 | 100 | 36 |
| N230M | 150 | 270 | 45 |
| N230 | 150 | 270 | 45 |
| N230 | 150 | 270 | 45 |
| N2309 | 45 | 100 | 36 |
| N2308 | 40 | 90 | 33 |
| N2307 | 35 | 80 | 31 |
| N2306 | 30 | 72 | 27 |
| N2305 | 25 | 62 | 24 |
| N2304 | 20 | 52 | 21 |
| N230 | 150 | 270 | 45 |
| N230EC | 150 | 270 | 45 |
| N230E.M1 | 150 | 270 | 45 |
