| Fersa | Bore diameter (mm) | Out diameter (mm) | T Size (mm) | Weight (Kg) |
|---|---|---|---|---|
| 6311 ZZ | - | - | - | 1.37 |
| 6311 ZZ/C3 | 55.00 | 120.00 | 29.00 | 1.37 |
| 6311-2RS C3 | 55.00 | 120.00 | 29.00 | 1.46 |
| 6312 | 60.00 | 130.00 | 31.00 | 1.71 |
| 6312 2RS | 60.00 | 130.00 | 31.00 | 1.71 |
| 6312 2RS | 60.00 | 130.00 | 31.00 | 1.77 |
| 6312 2RS/C3 | 60.00 | 130.00 | 31.00 | 1.71 |
| 6312 2RS/C3 | 60.00 | 130.00 | 31.00 | 1.71 |
| 6312 2Z/C3 | 60.00 | 130.00 | 31.00 | 1.67 |
| 6312 C3 | 60.00 | 130.00 | 31.00 | 1.71 |
| 6312 NR/C3 | 60.00 | 130.00 | 31.00 | 1.75 |
| 6312 ZZ | 60.00 | 130.00 | 31.00 | 1.71 |
| 6312 ZZ/C3 | 60.00 | 130.00 | 31.00 | 1.71 |
| 6312-2RS C3 | 60.00 | 130.00 | 31.00 | 1.81 |
| 6313 | 65.00 | 140.00 | 33.00 | 2.12 |
| 6313 2RS | 65.00 | 140.00 | 33.00 | 2.12 |
| 6313 2RS | 65.00 | 140.00 | 33.00 | 2.12 |
| 6313 2RS/C3 | - | - | - | 2.12 |
| 6313 2RS/C3 | 65.00 | 140.00 | 33.00 | 2.03 |
| 6313 2Z/C3 | 65.00 | 140.00 | 33.00 | 2.12 |