| d | 75 |
| D | 150 |
| T | 30.5 |
| B | 29 |
| C | 20 |
| R徑向 | 3 |
| R軸向 | 3 |
| r徑向 | 2.5 |
| r軸向 | 2.5 |
| Cr | 165 |
| Cor | 202 |
| 脂潤滑 | 2200 |
| 油潤滑 | 3200 |
| 軸承代號 | 31315X3 |
| 重量 Kg |
2.24 |
| da(max) | 93 |
| db(min) | 85 |
| Da(min) | 126 |
| Da(max) | 146 |
| Db(min) | 142 |
| Ca(min) | 5 |
| Cb(min) | 13 |
| e | 0.64 |
| Y | 0.94 |
| Yo | 0.52 |
| a | 38 |
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