Specifications of SKF Bearing W 638/8-2Z
Dimensions
d | 8.0mm | Bore diameter |
D | 16.0mm | Outside diameter |
B | 6.0mm | Width |
d2 | 9.65mm | Recess diameter |
D2 | 14.2mm | Recess diameter |
r1,2 | 0.2mm | Chamfer dimension |
Abutment dimensions
da | 9.5mm | Diameter of shaft abutment |
da | 9.6mm | Diameter of shaft abutment |
Da | 14.4mm | Diameter of housing abutment |
ra | 0.2mm | Radius of shaft or housing fillet |
Calculation data
Basic dynamic load rating | C | 0.715kN |
Basic static load rating | C0 | 0.3kN |
Fatigue load limit | Pu | 0.012kN |
Reference speed | 90000.0r/min | |
Limiting speed | 45000.0r/min | |
Minimum load factor | kr | 0.02 |
Calculation factor | f0 | 7.5 |
Mass
Mass bearing | 0.0046kg |
Tolerance class
Dimensional tolerances | Normal |
Radial run-out | Normal |