| Width | B | 23 | mm |
| Bore diameter | d | 40 | mm |
| chamfer dimension | rmin | min.1.1 | |
| Shoulder diameter of outer ring | D1 | ≈67.53 |
| Outside diameter | d2 | 80 | mm |
| Chamfer dimension of loose flange ring | F | min.1.1 | |
| Raceway diameter of inner ring | F | 49.50 | mm |
| Shoulder diameter of inner ring | d2 | ≈54 |
