Specifications of SKF Bearing 320/28 X
| Dimension series | 4CC |
Dimensions
| d | 28.0mm | Bore diameter |
| D | 52.0mm | Outside diameter |
| T | 16.0mm | Total width |
| d1 | 41.3mm | Shoulder diameter of inner ring |
| B | 16.0mm | Width of inner ring |
| C | 12.0mm | Width of outer ring |
| r1,2 | 1.0mm | Chamfer dimension of inner ring |
| r3,4 | 1.0mm | Chamfer dimension of outer ring |
| a | 12.414mm | Distance side face to pressure point |
Abutment dimensions
| da | 34.0mm | Diameter of shaft abutment |
| db | 35.0mm | Diameter of shaft abutment |
| Da | 45.0mm | Diameter of housing abutment |
| Da | 46.0mm | Diameter of housing abutment |
| Db | 49.0mm | Diameter of housing abutment |
| Ca | 3.0mm | Minimum width of space required in housing on large side face |
| Cb | 4.0mm | Minimum width of space required in housing on small side face |
| ra | 1.0mm | Radius of shaft fillet |
| rb | 1.0mm | Radius of housing fillet |
Calculation data
| Basic dynamic load rating | C | 39.0kN |
| Basic static load rating | C0 | 38.0kN |
| Fatigue load limit | Pu | 4.0kN |
| Reference speed | 10000.0r/min | |
| Limiting speed | 13000.0r/min | |
| Limiting value | e | 0.43 |
| Axial load factor | Y | 1.4 |
| Axial load factor | Y0 | 0.8 |
Mass
| Mass | 0.14kg |
