Bearings, units and housings -- Ball bearings -- Thrust ball bearings -- Thrust ball bearings, single direction -- SKF 53311 + U 311
53311 + U 311
Dimensions
| d | 55 | mm | |
| D | 105 | mm | |
| H | 39.3 | mm | |
| H1 | 42 | mm | |
| d1 | ≈ | 105 | mm |
| D1 | ≈ | 57 | mm |
| D2 | 80 | mm | |
| D3 | 110 | mm | |
| C | 11.5 | mm | |
| R | 80 | mm | |
| s | 30 | mm | |
| r1,2 | min. | 1.1 | mm |
Abutment dimensions
| da | min. | 85 | mm |
| Da | max. | 80 | mm |
| ra | max. | 1 | mm |
Calculation data
| Basic dynamic load rating | C | 101 | kN | |
| Basic static load rating | C0 | 224 | kN | |
| Fatigue load limit | Pu | 8.3 | kN | |
| Reference speed | 2200 | r/min | ||
| Limiting speed | 3000 | r/min | ||
| Minimum load factor | A | 0.26 |
Mass
| Mass bearing (including seat washer where applicable) | 1.68 | kg |