| Bore diameter | d | 20 | mm |
| Overall bearing width | B | 30.50 | mm |
| Width Outer ring | C | 14 | mm |
| Outside diameter locking ring | d2 | 32.40 | mm |
| chamfer dimension | rmin | min.0.6 |
| Outside diameter | d2 | 47 | mm |
| Width Inner ring | B | 21 | mm |
| outer diameter inner ring | da | ≈28.2 | |
| Distance from locking device side face to thread centre | B4 | 4.75 | mm |
| Distance from locking device side face to raceway centre | s1 | 23.50 | mm |
