| Shoulder diameter outer ring | D1 | 270 | mm |
| Minimum chamfer dimension | rmin | 1.50 | mm |
| Shoulder diameter inner ring | d1 | 263.40 | mm |
| Limiting speed | nG | 2,060 | |
| Basic dynamic load rating, radial | Cr | 17,100 | |
| Outside diameter | D | 279.40 | mm |
| Bore diameter | d | 254 | mm |
| Basic static load rating, radial | C0r | 29,000 | |
| Width | B | 12.70 | mm |
| Bore diameter (Inch) | d | 254 | inch |
