Specifications of SKF Bearing 7009 CE/HCP4AL1
Dimensions
d | 45.0mm | Bore diameter |
D | 75.0mm | Outside diameter |
B | 16.0mm | Width |
d1 | 55.7mm | Shoulder diameter of inner ring (large side face) |
d2 | 53.6mm | Shoulder diameter of inner ring (small side face) |
D1 | 64.25mm | Shoulder diameter of outer ring (large side face) |
b | 1.4mm | Width of lubrication groove |
C1 | 5.0mm | Distance from outer ring side face to lubrication groove / lubrication hole |
C2 | 3.0mm | Distance from outer ring side face to O-ring groove |
C3 | 3.0mm | Distance from outer ring side face to O-ring groove |
r1,2 | 1.0mm | Chamfer dimension (large side face) |
r3,4 | 0.6mm | Chamfer dimension (small side face) |
a | 16.1mm | Distance from side face to pressure point |
Abutment dimensions
da | 49.6mm | Diameter of shaft abutment |
db | 49.6mm | Diameter of shaft abutment |
Da | 70.4mm | Diameter of housing abutment |
Db | 70.8mm | Diameter of housing abutment |
ra | 1.0mm | Radius of fillet |
rb | 0.6mm | Radius of fillet |
dn | 57.6mm | Position of oil nozzle |
Calculation data
Basic dynamic load rating | C | 13.0kN |
Basic static load rating | C0 | 8.5kN |
Fatigue load limit | Pu | 0.265kN |
Attainable speed for grease lubrication | 32000.0r/min | |
Attainable speed for oil-air lubrication | 50000.0r/min | |
Contact angle | u03b1 | 15.0u00b0 |
Ball diameter | Dw | 7.144mm |
Number of balls | z | 21.0 |
Reference grease quantity | Gref | 3.4cmu00b3 |
Mass
Mass | 0.22kg |