Bearings, units and housings -- Plain bearings -- Bushings, thrust washers and strips -- Bushings -- SKF PCM 252820 M
PCM 252820 M
Dimensions
| d | 25 | mm | |
| D | 28 | mm | |
| B | 20 | mm | |
| M | 4 | mm | |
| c1 | min. | 0.1 | mm |
| c1 | max. | 0.7 | mm |
| c2 | min. | 0.2 | mm |
| c2 | max. | 1 | mm |
| a | ±8 | 20 | ° |
Recommended fits
| Tolerance shaft | h8 | |||
| Tolerance housing | H7 | |||
Calculation data
| Basic dynamic load rating - radial direction | C | 57 | kN | |
| Basic static load rating - radial direction | C0 | 120 | kN | |
| Specific dynamic load factor | K | 120 | N/mm² | |
| Specific static load factor | K0 | 250 | N/mm² | |
| Factor depending on material and bearing type | KM | 1900 | ||
| Permissible sliding velocity | v | min. | 0 | m/s |
| Permissible sliding velocity | v | max. | 2.5 | m/s |
| Coefficient of friction | µ | min. | 0.02 | |
| Coefficient of friction | µ | max. | 0.2 |
Mass
| Mass bushing | 0.016 | kg |