Specifications of SKF Bearing 71904 ACDTP/P4B
Dimensions
d | 20.0mm | Bore diameter |
D | 37.0mm | Outside diameter |
B | 9.0mm | Width |
d1 | 25.6mm | Shoulder diameter of inner ring (large side face) |
d2 | 25.6mm | Shoulder diameter of inner ring (small side face) |
D1 | 31.4mm | Shoulder diameter of outer ring (large side face) |
r1,2 | 0.3mm | Chamfer dimension (large side face) |
r3,4 | 0.2mm | Chamfer dimension (small side face) |
a | 11.2mm | Distance from side face to pressure point |
Abutment dimensions
da | 22.0mm | Diameter of shaft abutment |
db | 22.0mm | Diameter of shaft abutment |
Da | 35.0mm | Diameter of housing abutment |
Db | 35.6mm | Diameter of housing abutment |
ra | 0.3mm | Radius of fillet |
rb | 0.2mm | Radius of fillet |
Calculation data
Basic dynamic load rating | C | 5.72kN |
Basic static load rating | C0 | 3.05kN |
Fatigue load limit | Pu | 0.129kN |
Attainable speed for grease lubrication | 40000.0r/min | |
Contact angle | u03b1 | 25.0u00b0 |
Ball diameter | Dw | 4.762mm |
Number of balls | z | 15.0 |
Reference grease quantity | Gref | 0.45cmu00b3 |
Mass
Mass | 0.035kg |