Deep groove ball bearing 6321 105x225x49 mm, open
Ball bearings of the 63 medium series offer a balanced ratio between their radial load carrying capacity, the required installation space, their weight and the admissible speed. Consequently they are versatile.
| d | 105 mm | Bore diameter |
| D | 225 mm | Outside diameter |
| B | 49 mm | Width |
| d1 | 141 mm | Shoulder diameter inner ring |
| D1 | 188 mm | Shoulder diameter outer ring |
| r | 3 mm | Chamfer dimension |
| Cr | 182 kN | Basic dynamic load rating |
| C0r | 153 kN | Basic static load rating |
| 6300 r/min | Reference Speed | |
| 4000 r/min | Limiting speed |
| ≈m | 8.2 kg | Weight |
| Bearing steel | Material of race | |
| Sheet steel | Cage | |
| Open | Closures | |
| CN | Radial clearance | |
| P0 | Tolerance |
| SKF | FAG | NSK | NTN | NACHI | TIMKEN |
| 6321 | 6321 | 6321 | 6321 | 6321 | 321K |
