| Bore diameter | d | 12 | mm |
| Width | B | 12 | mm |
| Shoulder diameter sleeve | D1 | 24.50 | mm |
| Chamfer dimension inner ring | r1,2 | min.0.3 |
| Outside diameter | d2 | 28 | mm |
| Raceway diameter inner ring | F | 15 | mm |
| Chamfer dimension sheet steel sleeve | r | min.0.8 | |
| Permissible axial displacement from the normal position of one bearing ring relative to the other | s | max.0.5 |
