| Fersa | Bore diameter (mm) | Out diameter (mm) | T Size (mm) | Weight (Kg) |
|---|---|---|---|---|
| 635 2RS/C3 | 5.00 | 19.00 | 6.00 | 0.01 |
| 635 2Z/C3 | 5.00 | 19.00 | 6.00 | 0.01 |
| 635-2RS C3 | 5.00 | 19.00 | 6.00 | 0.01 |
| 638 2RS | 8.00 | 28.00 | 9.00 | 0.03 |
| 638 2RS/C3 | 8.00 | 28.00 | 9.00 | 0.03 |
| 638 2Z/C3 | 8.00 | 28.00 | 9.00 | 0.03 |
| 638-2RS C3 | 8.00 | 28.00 | 9.00 | 0.03 |
| 63800 2RS | 10.00 | 19.00 | 7.00 | 0.01 |
| 63800 2RS/C3 | 10.00 | 19.00 | 7.00 | 0.80 |
| 6403 2RS/C3 | 17.00 | 62.00 | 17.00 | 0.27 |
| 6403 2RS/C3 | 17.00 | 62.00 | 17.00 | 0.27 |
| 6403 C3 | 17.00 | 62.00 | 17.00 | 0.27 |
| 6403 ZZ/C3 | 17.00 | 62.00 | 17.00 | 0.27 |
| 6403-2RS C3 | 17.00 | 62.00 | 17.00 | 0.28 |
| 6404 2RS/C3 | 20.00 | 72.00 | 19.00 | 0.41 |
| 6404 2RS/C3 | 20.00 | 72.00 | 19.00 | 0.41 |
| 6404 2Z/C3 | 72.00 | 20.00 | 19.00 | 0.41 |
| 6404 C3 | 20.00 | 72.00 | 19.00 | 0.40 |
| 6404 ZZ/C3 | 20.00 | 72.00 | 19.00 | 0.41 |
| 6405 | 25.00 | 80.00 | 21.00 | 0.54 |