| Shoulder diameter inner ring | d1 | ≈57.6 | |
| Permissible axial displacement from the normal position of one bearing ring relative to the other on bearings with a cage or in full complement bearings when displaying away from the retaining ring | s1 | max.6 | |
| Bore diameter | d | 50 | mm |
| Width | B | 30 | mm |
| Shoulder/recess diameter outer ring | D1 | ≈70.8 | |
| Chamfer dimension outer ring | r1,2 | min.1 | |
| Outside diameter | d2 | 80 | mm |
