| 型号 | 内径 | 外径 | 厚度 |
|---|---|---|---|
| NJ420轴承 | - | - | - |
| NJ420ECM | 100 | 250 | 58 |
| NJ420E.M1 | 100 | 250 | 58 |
| NJ420M | 100 | 250 | 58 |
| NJ420 | 100 | 250 | 58 |
| NJ420 | 100 | 250 | 58 |
| NJ420M | 100 | 250 | 58 |
| NJ420 | 100 | 250 | 58 |
| NJ420 | 100 | 250 | 58 |
| NJ420 HJ420 | 100 | 250 | 58 |
| NJ420 HJ420 | 100 | 250 | 58 |
| NJ420M HJ420 | 100 | 250 | 58 |
| NJ420 HJ420 | 100 | 250 | 58 |
| NJ420 HJ420 | 100 | 250 | 58 |
