Specifications of SKF Bearing T4DB 180
| Dimension series | 4DB |
Dimensions
| d | 180.0mm | Bore diameter |
| D | 240.0mm | Outside diameter |
| T | 32.0mm | Total width |
| d1 | 207.8mm | Shoulder diameter of inner ring |
| B | 30.0mm | Width of inner ring |
| C | 23.0mm | Width of outer ring |
| r1,2 | 3.0mm | Chamfer dimension of inner ring |
| r3,4 | 3.0mm | Chamfer dimension of outer ring |
| a | 47.548mm | Distance side face to pressure point |
Abutment dimensions
| da | 191.0mm | Diameter of shaft abutment |
| db | 195.0mm | Diameter of shaft abutment |
| Da | 224.0mm | Diameter of housing abutment |
| Da | 226.0mm | Diameter of housing abutment |
| Db | 233.0mm | Diameter of housing abutment |
| Ca | 6.0mm | Minimum width of space required in housing on large side face |
| Cb | 9.0mm | Minimum width of space required in housing on small side face |
| ra | 3.0mm | Radius of shaft fillet |
| rb | 3.0mm | Radius of housing fillet |
Calculation data
| Basic dynamic load rating | C | 309.0kN |
| Basic static load rating | C0 | 450.0kN |
| Fatigue load limit | Pu | 44.0kN |
| Reference speed | 2000.0r/min | |
| Limiting speed | 2400.0r/min | |
| Limiting value | e | 0.48 |
| Axial load factor | Y | 1.25 |
| Axial load factor | Y0 | 0.7 |
Mass
| Mass | 3.63kg |
