| d | 45 |
| D | 100 |
| B | 25 |
| rsmin | 1.5 |
| r1smin | 1.5 |
| F | |
| E | 88.5 |
| Cr | 100 |
| Cor | 101 |
| 脂润滑 | 6300 |
| 油润滑 | 7500 |
| 轴承代号 | N309EM |
| 重量 Kg |
0.959 |
| da(min) | 53 |
| da(max) | 86 |
| db(min) | |
| Da(max) | 92 |
| Da(min) | 91 |
| ra(max) | 1.5 |
| rb(max) | 1.5 |
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