| Shaft diameter | d | 20 | mm |
| Step height | A1 | 11 | mm |
| Distance between attachment bolts | J | 63,50 | mm |
| Hole diameter | N | 11,50 | mm |
| Distance from locking device side face to raceway centre | s1 | 18,30 | mm |
| Height housing | A | 29,50 | mm |
| Width Inner ring | B | 31 | mm |
| Overall width | A | 86 | mm |
| Overall height | H | 37,30 | mm |
