Specifications of SKF Bearing 7280 BM
Dimensions
d | 400.0mm | Bore diameter |
D | 720.0mm | Outside diameter |
B | 103.0mm | Width |
d1 | 532.0mm | Shoulder diameter of inner ring (large side face) |
d2 | 486.0mm | Shoulder diameter of inner ring (small side face) |
D1 | 591.0mm | Shoulder diameter of outer ring (large side face) |
a | 287.0mm | Distance side face to pressure point |
r1,2 | 6.0mm | Chamfer dimension |
r3,4 | 3.0mm | Chamfer dimension |
Abutment dimensions
da | 423.0mm | Diameter of shaft abutment |
Da | 697.0mm | Abutment diameter housing |
Db | 707.0mm | Diameter of housing abutment |
ra | 5.0mm | Radius of fillet |
rb | 2.5mm | Radius of fillet |
Calculation data
Basic dynamic load rating | C | 728.0kN |
Basic static load rating | C0 | 1500.0kN |
Fatigue load limit | Pu | 26.5kN |
Reference speed | 900.0r/min | |
Limiting speed | 950.0r/min | |
Minimum axial load factor | A | 36.3 |
Minimum radial load factor | kr | 0.08 |
Limiting value | e | 1.14 |
Mass
Mass | 190.0kg |