Bearings, units and housings -- Roller bearings -- Spherical roller bearings -- Spherical roller bearings -- SKF 21305 CC
21305 CC
SKF Explorer
Dimensions
| d | 25 | mm | |
| D | 62 | mm | |
| B | 17 | mm | |
| d2 | ≈ | 35.7 | mm |
| D1 | ≈ | 50.7 | mm |
| r1,2 | min. | 1.1 | mm |
Abutment dimensions
| da | min. | 32 | mm |
| Da | max. | 55 | mm |
| ra | max. | 1 | mm |
Calculation data
| Basic dynamic load rating | C | 49.1 | kN | |
| Basic static load rating | C0 | 41.5 | kN | |
| Fatigue load limit | Pu | 4.55 | kN | |
| Reference speed | 9300 | r/min | ||
| Limiting speed | 12000 | r/min | ||
| Calculation factor | e | 0.3 | ||
| Calculation factor | Y1 | 2.3 | ||
| Calculation factor | Y2 | 3.4 | ||
| Calculation factor | Y0 | 2.2 |
Mass
| Mass bearing | 0.28 | kg |