Specifications of SKF Bearing W 638/3 R-2RS1
Dimensions
d | 3.0mm | Bore diameter |
D | 7.0mm | Outside diameter |
B | 3.0mm | Width |
d2 | 3.85mm | Recess diameter |
D2 | 6.35mm | Recess diameter |
D3 | 8.1mm | Flange diameter |
C | 0.8mm | Flange width |
r1,2 | 0.1mm | Chamfer dimension |
Abutment dimensions
da | 3.7mm | Diameter of shaft abutment |
da | 3.8mm | Diameter of shaft abutment |
ra | 0.1mm | Radius of shaft or housing fillet |
Calculation data
Basic dynamic load rating | C | 0.178kN |
Basic static load rating | C0 | 0.057kN |
Fatigue load limit | Pu | 0.002kN |
Limiting speed | 45000.0r/min | |
Minimum load factor | kr | 0.02 |
Calculation factor | f0 | 7.1 |
Mass
Mass bearing | 0.00051kg |
Tolerance class
Dimensional tolerances | Normal |
Radial run-out | Normal |