Deep groove ball bearing 6338 190x400x78 mm
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 | 190 mm | Bore diameter |
| D | 400 mm | Outside diameter |
| B | 78 mm | Width |
| d1 | 259 mm | Shoulder diameter inner ring |
| D1 | 331 mm | Shoulder diameter outer ring |
| r | 5 mm | Chamfer dimension |
| Cr | 371 kN | Basic dynamic load rating |
| C0r | 430 kN | Basic static load rating |
| 3400 r/min | Reference Speed | |
| 2200 r/min | Limiting speed |
| ≈m | 42 kg | Weight |
| Bearing steel | Material of race | |
| Sheet steel | Cage | |
| Open | Closures | |
| CN | Radial clearance | |
| P0 | Tolerance |
| SKF | NSK | NTN | NACHI | TIMKEN |
| 6338 | 6338 | 6338 | 6338 | 338K |
