| d | 45 |
| D | 100 |
| T | 27.25 |
| B | 25 |
| C | 22 |
| R径向 | 2 |
| R轴向 | 2 |
| r径向 | 1.5 |
| r轴向 | 1.5 |
| Cr | 103 |
| Cor | 107 |
| 脂润滑 | 4000 |
| 油润滑 | 5300 |
| 轴承代号 | 30309 |
| 重量 Kg |
0.987 |
| da(max) | 59 |
| db(min) | 54 |
| Da(min) | 86 |
| Da(max) | 91 |
| Db(min) | 94 |
| Ca(min) | 4 |
| Cb(min) | 8.5 |
| e | 0.35 |
| Y | 1.7 |
| Yo | 0.96 |
| a | 21 |
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