| d | 40 |
| D | 90 |
| T | 25.25 |
| B | 23 |
| C | 20 |
| R径向 | 2 |
| R轴向 | 2 |
| r径向 | 1.5 |
| r轴向 | 1.5 |
| Cr | 95.5 |
| Cor | 102 |
| 脂润滑 | 4500 |
| 油润滑 | 6000 |
| da(max) | 52 |
| db(min) | 49 |
| Da(min) | 77 |
| Da(max) | 81 |
| Db(min) | 84 |
| Ca(min) | 3 |
| Cb(min) | 5.5 |
| e | 0.35 |
| Y | 1.7 |
| Yo | 0.96 |
| a | 19 |
| 轴承代号 | 30308 |
| 重量 Kg |
0.734 |
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