Specifications of SKF Bearing 7018 ACD/HCP4AL
Dimensions
d | 90.0mm | Bore diameter |
D | 140.0mm | Outside diameter |
B | 24.0mm | Width |
d1 | 105.4mm | Shoulder diameter of inner ring (large side face) |
d2 | 105.4mm | Shoulder diameter of inner ring (small side face) |
D1 | 124.6mm | Shoulder diameter of outer ring (large side face) |
b | 2.2mm | Width of lubrication groove |
C1 | 13.4mm | Distance from outer ring side face to lubrication groove / lubrication hole |
C2 | 5.2mm | Distance from outer ring side face to O-ring groove |
C3 | 4.3mm | Distance from outer ring side face to O-ring groove |
r1,2 | 1.5mm | Chamfer dimension (large side face) |
r3,4 | 1.0mm | Chamfer dimension (small side face) |
a | 39.0mm | Distance from side face to pressure point |
Abutment dimensions
da | 97.0mm | Diameter of shaft abutment |
db | 97.0mm | Diameter of shaft abutment |
Da | 133.0mm | Diameter of housing abutment |
Db | 136.0mm | Diameter of housing abutment |
ra | 1.5mm | Radius of fillet |
rb | 1.0mm | Radius of fillet |
dn | 108.7mm | Position of oil nozzle |
Calculation data
Basic dynamic load rating | C | 74.1kN |
Basic static load rating | C0 | 72.0kN |
Fatigue load limit | Pu | 2.08kN |
Attainable speed for grease lubrication | 10000.0r/min | |
Attainable speed for oil-air lubrication | 16000.0r/min | |
Contact angle | u03b1 | 25.0u00b0 |
Ball diameter | Dw | 15.875mm |
Number of balls | z | 20.0 |
Reference grease quantity | Gref | 15.0cmu00b3 |
Mass
Mass | 1.01kg |