| Bore diameter | d | 50 | mm |
| Anchura | B | 23 | mm |
| Shoulder/recess diameter of outer ring | D1 | ≈79 | |
| diameter of lubrication hole | S | 3 | mm |
| Diámetro exterior | d2 | 90 | mm |
| Shoulder diameter of inner ring | d2 | ≈60 | |
| Width of lubrication groove | b | 5,50 | mm |
| chamfer dimension | rmin | min.1.1 |
