| Thread | M 25x1.5 | ||
| Width | B | 20 | mm |
| Inner diameter locating side face | d4 | 26 | mm |
| Distance between holes for pin-wrench and locating side face | J2 | 11 | mm |
| Diameter holes for pin-wrench | N2 | 4 | mm |
| Outside diameter locating side face | d1 | 35 | mm |
| Outside diameter | d2 | 42 | mm |
| Pitch diameter for pin-type face spanner | J1 | 32.50 | mm |
| Diameter holes for pin-type face spanner | N1 | 4.30 | mm |
