| 型号 | 内径 | 外径 | 厚度 |
|---|---|---|---|
| NNU4920B/W33轴承 | - | - | - |
| NNU4920BK/W33轴承 | - | - | - |
| NNU4920S.M | 100 | 140 | 40 |
| NNU4920 | 100 | 140 | 40 |
| NNU4920K | 100 | 140 | 40 |
| NNU4920 | 100 | 140 | 40 |
| NNU4920 | 100 | 140 | 40 |
| NNU4920BK/W33 | 100 | 140 | 40 |
| NNU4920BK/W33 | 100 | 140 | 40 |
| NNU4920B/W33 | 100 | 140 | 40 |
| NNU4920K | 100 | 140 | 40 |
| NNU4920K | 100 | 140 | 40 |
