| d | 65 |
| D | 140 |
| T | 36 |
| B | 33 |
| C | 23 |
| R徑向 | 3 |
| R軸向 | 3 |
| r徑向 | 2.5 |
| r軸向 | 2.5 |
| Cr | 171 |
| Cor | 198 |
| 脂潤滑 | 2800 |
| 油潤滑 | 3800 |
| 軸承代號 | 31313 |
| 重量 Kg |
2.46 |
| da(max) | 75 |
| db(min) | 77 |
| Da(min) | 111 |
| Da(max) | 128 |
| Db(min) | 134 |
| Ca(min) | 5 |
| Cb(min) | 13 |
| e | 0.83 |
| Y | 0.7 |
| Yo | 0.4 |
| a | 44 |
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