| Bore diameter | d | 40 | mm |
| Bore diameter lower tolerance | -0.01 | mm | |
| Outside diameter lower tolerance | -0.02 | mm |
| Bore diameter upper tolerance | 0.01 | mm | |
| Outside diameter | D | 85 | mm |
| heigth inner ring | hi | 15 | mm |
| outer diameter inner ring | da | 51.50 | mm |
| Pitch circle diameter fixing holes | m | 70 | mm |
| diameter fixing hole outer ring | dB | 4.60 | mm |
| countersunk depth of fixing holes | tS | 4.60 | mm |
| Width Outer ring | C | 14 | mm |
| Quantity of fixed holes evenly around the circumfence | 12 | ||
| countersunk diameter of fixing holes | dS | 8 | mm |