Specifications of SKF Bearing 71915 CB/HCP4AL
Dimensions
d | 75.0mm | Bore diameter |
D | 105.0mm | Outside diameter |
B | 16.0mm | Width |
d1 | 85.94mm | Shoulder diameter of inner ring (large side face) |
d2 | 84.55mm | Shoulder diameter of inner ring (small side face) |
D2 | 97.5mm | Recess diameter of outer ring (large side face) |
b | 1.5mm | Width of lubrication groove |
C1 | 8.6mm | Distance from outer ring side face to lubrication groove / lubrication hole |
C2 | 3.8mm | Distance from outer ring side face to O-ring groove |
C3 | 2.7mm | 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 | 20.1mm | Distance from side face to pressure point |
Abutment dimensions
da | 79.6mm | Diameter of shaft abutment |
db | 79.6mm | Diameter of shaft abutment |
Da | 100.0mm | Diameter of housing abutment |
Db | 101.8mm | Diameter of housing abutment |
ra | 1.0mm | Radius of fillet |
rb | 0.6mm | Radius of fillet |
Calculation data
Basic dynamic load rating | C | 14.0kN |
Basic static load rating | C0 | 13.2kN |
Fatigue load limit | Pu | 0.405kN |
Attainable speed for grease lubrication | 20000.0r/min | |
Attainable speed for oil-air lubrication | 30000.0r/min | |
Contact angle | u03b1 | 15.0u00b0 |
Ball diameter | Dw | 6.35mm |
Number of balls | z | 34.0 |
Reference grease quantity | Gref | 4.76cmu00b3 |
Mass
Mass | 0.34kg |