Specifications of SKF Bearing 7004 CE/HCP4AL
Dimensions
d | 20.0mm | Bore diameter |
D | 42.0mm | Outside diameter |
B | 12.0mm | Width |
d1 | 26.6mm | Shoulder diameter of inner ring (large side face) |
d2 | 24.8mm | Shoulder diameter of inner ring (small side face) |
D1 | 34.21mm | Shoulder diameter of outer ring (large side face) |
b | 1.9mm | Width of lubrication groove |
C1 | 5.9mm | Distance from outer ring side face to lubrication groove / lubrication hole |
C2 | 1.8mm | Distance from outer ring side face to O-ring groove |
C3 | 1.9mm | Distance from outer ring side face to O-ring groove |
r1,2 | 0.6mm | Chamfer dimension (large side face) |
r3,4 | 0.3mm | Chamfer dimension (small side face) |
a | 10.2mm | Distance from side face to pressure point |
Abutment dimensions
da | 22.0mm | Diameter of shaft abutment |
db | 22.0mm | Diameter of shaft abutment |
Da | 40.0mm | Diameter of housing abutment |
Db | 39.6mm | Diameter of housing abutment |
ra | 0.6mm | Radius of fillet |
rb | 0.3mm | Radius of fillet |
dn | 28.1mm | Position of oil nozzle |
Calculation data
Basic dynamic load rating | C | 7.41kN |
Basic static load rating | C0 | 3.35kN |
Fatigue load limit | Pu | 0.104kN |
Attainable speed for grease lubrication | 65000.0r/min | |
Attainable speed for oil-air lubrication | 100000.0r/min | |
Contact angle | u03b1 | 15.0u00b0 |
Ball diameter | Dw | 6.35mm |
Number of balls | z | 12.0 |
Reference grease quantity | Gref | 1.1cmu00b3 |
Mass
Mass | 0.056kg |