Technical specifications| Locking elements family | VK550 |
| Shaft diameter | 45 mm |
| Hub diameter | 55 mm |
| Ht | 25.5 mm |
| Screws measure | NULL |
| Pa | 12.2 Kg/mm2 |
| Pn | 9.6 Kg/mm2 |
| Ma | 87 Kgm |
| Transmissible torque | 40 Kgm |
| FAX | 1770 Kg |
| H | 10 mm |
| Filettatura ghiera | 50x1,5 |
Technical specifications
