Specifications of SKF Bearing 7009 ACD/HCP4AH
Dimensions
d | 45.0mm | Bore diameter |
D | 75.0mm | Outside diameter |
B | 16.0mm | Width |
d1 | 54.2mm | Shoulder diameter of inner ring (large side face) |
d2 | 54.2mm | Shoulder diameter of inner ring (small side face) |
D1 | 65.8mm | Shoulder diameter of outer ring (large side face) |
K | 0.5mm | Diameter of lubrication hole |
C1 | 9.45mm | Distance from outer ring side face to lubrication groove / lubrication hole |
r1,2 | 1.0mm | Chamfer dimension (large side face) |
r3,4 | 0.3mm | Chamfer dimension (small side face) |
a | 22.1mm | 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 | 73.0mm | Diameter of housing abutment |
ra | 1.0mm | Radius of fillet |
rb | 0.3mm | Radius of fillet |
dn | 56.2mm | Position of oil nozzle |
Calculation data
Basic dynamic load rating | C | 27.6kN |
Basic static load rating | C0 | 21.6kN |
Fatigue load limit | Pu | 0.655kN |
Attainable speed for grease lubrication | 20000.0r/min | |
Attainable speed for oil-air lubrication | 32000.0r/min | |
Contact angle | u03b1 | 25.0u00b0 |
Ball diameter | Dw | 9.525mm |
Number of balls | z | 17.0 |
Reference grease quantity | Gref | 3.3cmu00b3 |
Mass
Mass | 0.2kg |