| Attachment diameter | d | 8 | mm |
| Width across flats | SW | 4 | mm |
| Length thread | G1 | 10 | mm |
| Outside diameter flange ring | d1 | 13,90 | mm |
| Length shank on stud | B1 | 20 | mm |
| Total length | B | 32,20 | mm |
| Outside diameter | d2 | 19 | mm |
| Seat diameter for lubrication accessories | M | 3 | mm |
| Thread stud | G | M8x1.25 | |
| Distance face outer ring to face side washer | C1 | 0,60 | mm |
| Width Outer ring | C | 11 | mm |
