Specifications of SKF Bearing 33018
| Dimension series | NSTD |
Dimensions
| d | 90.0mm | Bore diameter |
| D | 140.0mm | Outside diameter |
| T | 39.0mm | Total width |
| d1 | 114.0mm | Shoulder diameter of inner ring |
| B | 39.0mm | Width of inner ring |
| C | 32.5mm | Width of outer ring |
| r1,2 | 2.0mm | Chamfer dimension of inner ring |
| r3,4 | 1.5mm | Chamfer dimension of outer ring |
| a | 27.4mm | Distance side face to pressure point |
Abutment dimensions
| da | 101.0mm | Diameter of shaft abutment |
| db | 101.0mm | Diameter of shaft abutment |
| Da | 127.0mm | Diameter of housing abutment |
| Da | 131.0mm | Diameter of housing abutment |
| Db | 135.0mm | Diameter of housing abutment |
| Ca | 7.0mm | Minimum width of space required in housing on large side face |
| Cb | 6.5mm | Minimum width of space required in housing on small side face |
| ra | 2.0mm | Radius of shaft fillet |
| rb | 1.5mm | Radius of housing fillet |
Calculation data
| Basic dynamic load rating | C | 266.0kN |
| Basic static load rating | C0 | 355.0kN |
| Fatigue load limit | Pu | 39.0kN |
| Reference speed | 3600.0r/min | |
| Limiting speed | 4500.0r/min | |
| Limiting value | e | 0.27 |
| Axial load factor | Y | 2.2 |
| Axial load factor | Y0 | 1.3 |
Mass
| Mass | 2.2kg |
