Specifications of SKF Bearing 30203
| Dimension series | 2DB |
Dimensions
| d | 17.0mm | Bore diameter |
| D | 40.0mm | Outside diameter |
| T | 13.25mm | Total width |
| d1 | 29.0mm | Shoulder diameter of inner ring |
| B | 12.0mm | Width of inner ring |
| C | 11.0mm | Width of outer ring |
| r1,2 | 1.0mm | Chamfer dimension of inner ring |
| r3,4 | 1.0mm | Chamfer dimension of outer ring |
| a | 9.515mm | Distance side face to pressure point |
Abutment dimensions
| da | 23.0mm | Diameter of shaft abutment |
| db | 23.5mm | Diameter of shaft abutment |
| Da | 34.0mm | Diameter of housing abutment |
| Da | 34.5mm | Diameter of housing abutment |
| Db | 37.0mm | Diameter of housing abutment |
| Ca | 2.0mm | Minimum width of space required in housing on large side face |
| Cb | 2.0mm | 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 | 23.4kN |
| Basic static load rating | C0 | 18.6kN |
| Fatigue load limit | Pu | 1.83kN |
| Reference speed | 15000.0r/min | |
| Limiting speed | 18000.0r/min | |
| Limiting value | e | 0.35 |
| Axial load factor | Y | 1.7 |
| Axial load factor | Y0 | 0.9 |
Mass
| Mass | 0.079kg |
