Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NU 2309 ECP
NU 2309 ECP
SKF Explorer
Dimensions
| d | 45 | mm | |
| D | 100 | mm | |
| B | 36 | mm | |
| D1 | ≈ | 83.2 | mm |
| F | 58.5 | mm | |
| r1,2 | min. | 1.5 | mm |
| r3,4 | min. | 1.5 | mm |
| s | max. | 3.2 | mm |
Abutment dimensions
| da | min. | 54 | mm |
| da | max. | 56 | mm |
| db | min. | 60 | mm |
| Da | max. | 91.4 | mm |
| ra | max. | 1.5 | mm |
| rb | max. | 1.5 | mm |
Calculation data
| Basic dynamic load rating | C | 160 | kN | |
| Basic static load rating | C0 | 153 | kN | |
| Fatigue load limit | Pu | 20 | kN | |
| Reference speed | 7500 | r/min | ||
| Limiting speed | 8500 | r/min | ||
| Calculation factor | kr | 0.25 | ||
| Limiting value | e | 0.3 | ||
| Axial load factor | Y | 0.4 |
Mass
| Mass bearing | 1.27 | kg |