| Bore diameter | d | 20 | mm |
| Width | B | 15 | mm |
| Shoulder diameter outer ring/ inner diameter housing washer | D1 | ≈40.8 | |
| Chamfer dimension inner ring | r1,2 | min.1.1 |
| Outside diameter | d2 | 52 | mm |
| Shoulder diameter inner ring | d1 | ≈27.5 | |
| Distance pressure point(s) | a | 25 | mm |
| Manufacturer | Part Number |
|---|---|
| FAG | QJ304-MPA (FAG) |
