Specifications of SKF Bearing 71928 ACD/HCP4A
Dimensions
d | 140.0mm | Bore diameter |
D | 190.0mm | Outside diameter |
B | 24.0mm | Width |
d1 | 155.4mm | Shoulder diameter of inner ring (large side face) |
d2 | 155.4mm | Shoulder diameter of inner ring (small side face) |
D1 | 174.6mm | Shoulder diameter of outer ring (large side face) |
r1,2 | 1.5mm | Chamfer dimension (large side face) |
r3,4 | 0.6mm | Chamfer dimension (small side face) |
a | 50.6mm | Distance from side face to pressure point |
Abutment dimensions
da | 147.0mm | Diameter of shaft abutment |
db | 147.0mm | Diameter of shaft abutment |
Da | 183.0mm | Diameter of housing abutment |
Db | 186.0mm | Diameter of housing abutment |
ra | 1.5mm | Radius of fillet |
rb | 0.6mm | Radius of fillet |
dn | 159.5mm | Position of oil nozzle |
Calculation data
Basic dynamic load rating | C | 90.4kN |
Basic static load rating | C0 | 110.0kN |
Fatigue load limit | Pu | 2.65kN |
Attainable speed for grease lubrication | 7000.0r/min | |
Attainable speed for oil-air lubrication | 11000.0r/min | |
Contact angle | u03b1 | 25.0u00b0 |
Ball diameter | Dw | 15.875mm |
Number of balls | z | 29.0 |
Reference grease quantity | Gref | 21.6cmu00b3 |
Mass
Mass | 1.39kg |