Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF 6303 NR
6303 NR
SKF Explorer
Dimensions
| d | 17 | mm | |
| D | 47 | mm | |
| B | 14 | mm | |
| d1 | ≈ | 26.52 | mm |
| D2 | ≈ | 39.58 | mm |
| D3 | 44.6 | mm | |
| D4 | 52.7 | mm | |
| b | 1.35 | mm | |
| C | 2.46 | mm | |
| f | 1.12 | mm | |
| r0 | max. | 0.4 | mm |
| r1,2 | min. | 1 | mm |
Abutment dimensions
| da | min. | 22.6 | mm |
| Da | max. | 41.4 | mm |
| Db | min. | 54 | mm |
| ba | min. | 1.5 | mm |
| Ca | max. | 3.58 | mm |
| ra | max. | 1 | mm |
Calculation data
| Basic dynamic load rating | C | 14.3 | kN | |
| Basic static load rating | C0 | 6.55 | kN | |
| Fatigue load limit | Pu | 0.275 | kN | |
| Reference speed | 34000 | r/min | ||
| Limiting speed | 22000 | r/min | ||
| Calculation factor | kr | 0.03 | ||
| Calculation factor | f0 | 12 |
Mass
| Mass bearing | 0.12 | kg |
Included products
| Snap ring | SP 47 | |||