| Overall unit width | T | 20.30 | mm |
| outer diameter inner ring | da | ≈28.2 | |
| Material thickness | A4 | 2 | mm |
| Distance from locking device side face to thread centre | B4 | 4.50 | mm |
| Abutment diameter | H2 | min.51 | |
| Overall length | L | 67 | mm |
| Distance from locking device side face to raceway centre | s1 | 18.30 | mm |
| Bore diameter | d | 20 | mm |
| Width housing half | A2 | 8 | mm |
| Overall bearing width | B | 31 | mm |
| Overall height | H | 91 | mm |
| Distance between attachment bolts | J | 71.40 | mm |
| Diameter of attachment bolt hole | N | 8.70 | mm |
