Specifications of SKF Bearing 7228 BCBM
Dimensions
d | 140.0mm | Bore diameter |
D | 250.0mm | Outside diameter |
B | 42.0mm | Width |
d1 | 183.3mm | Shoulder diameter of inner ring (large side face) |
d2 | 163.6mm | Shoulder diameter of inner ring (small side face) |
D1 | 209.55mm | Shoulder diameter of outer ring (large side face) |
a | 103.0mm | Distance side face to pressure point |
r1,2 | 3.0mm | Chamfer dimension |
r3,4 | 1.1mm | Chamfer dimension |
Abutment dimensions
da | 154.0mm | Diameter of shaft abutment |
Da | 236.0mm | Abutment diameter housing |
Db | 243.0mm | Diameter of housing abutment |
ra | 2.5mm | Radius of fillet |
rb | 1.0mm | Radius of fillet |
Calculation data
Basic dynamic load rating | C | 199.0kN |
Basic static load rating | C0 | 212.0kN |
Fatigue load limit | Pu | 6.4kN |
Reference speed | 3000.0r/min | |
Limiting speed | 3600.0r/min | |
Minimum axial load factor | A | 0.763 |
Minimum radial load factor | kr | 0.08 |
Limiting value | e | 1.14 |
Mass
Mass | 8.85kg |