| Bore diameter | d | 12 | mm |
| Width | B | 10 | mm |
| Shoulder diameter inner ring (small side face) | d2 | ≈16.57 | |
| Distance pressure point | a | 14 | mm |
| Chamfer dimension outer ring small side face | r3,4 | min.0.3 |
| Outside diameter | d2 | 32 | mm |
| Shoulder diameter inner ring (large side face) | d1 | ≈20.2 | |
| Shoulder diameter outer ring (large side face) | D1 | ≈25 | |
| chamfer dimension | rmin | min.0.6 |
