Specifications of SKF Bearing 71913 ACD/P4AL
Dimensions
d | 65.0mm | Bore diameter |
D | 90.0mm | Outside diameter |
B | 13.0mm | Width |
d1 | 72.7mm | Shoulder diameter of inner ring (large side face) |
d2 | 72.7mm | Shoulder diameter of inner ring (small side face) |
D1 | 82.3mm | Shoulder diameter of outer ring (large side face) |
b | 2.2mm | Width of lubrication groove |
C1 | 6.5mm | Distance from outer ring side face to lubrication groove / lubrication hole |
C2 | 3.2mm | Distance from outer ring side face to O-ring groove |
C3 | 2.0mm | Distance from outer ring side face to O-ring groove |
r1,2 | 1.0mm | Chamfer dimension (large side face) |
r3,4 | 0.3mm | Chamfer dimension (small side face) |
a | 24.7mm | Distance from side face to pressure point |
Abutment dimensions
da | 69.6mm | Diameter of shaft abutment |
db | 69.6mm | Diameter of shaft abutment |
Da | 85.4mm | Diameter of housing abutment |
Db | 88.0mm | Diameter of housing abutment |
ra | 1.0mm | Radius of fillet |
rb | 0.3mm | Radius of fillet |
dn | 74.7mm | Position of oil nozzle |
Calculation data
Basic dynamic load rating | C | 19.5kN |
Basic static load rating | C0 | 16.0kN |
Fatigue load limit | Pu | 0.68kN |
Attainable speed for grease lubrication | 13000.0r/min | |
Attainable speed for oil-air lubrication | 20000.0r/min | |
Contact angle | u03b1 | 25.0u00b0 |
Ball diameter | Dw | 7.938mm |
Number of balls | z | 26.0 |
Reference grease quantity | Gref | 2.85cmu00b3 |
Mass
Mass | 0.21kg |