Specifications of SKF Bearing W 638-2Z
Dimensions
d | 8.0mm | Bore diameter |
D | 28.0mm | Outside diameter |
B | 9.0mm | Width |
d2 | 13.9mm | Recess diameter |
D2 | 22.38mm | Recess diameter |
r1,2 | 0.3mm | Chamfer dimension |
Abutment dimensions
da | 10.0mm | Diameter of shaft abutment |
da | 13.8mm | Diameter of shaft abutment |
Da | 26.0mm | Diameter of housing abutment |
ra | 0.3mm | Radius of shaft or housing fillet |
Calculation data
Basic dynamic load rating | C | 3.97kN |
Basic static load rating | C0 | 1.96kN |
Fatigue load limit | Pu | 0.083kN |
Reference speed | 67000.0r/min | |
Limiting speed | 32000.0r/min | |
Minimum load factor | kr | 0.035 |
Calculation factor | f0 | 12.4 |
Mass
Mass bearing | 0.028kg |
Tolerance class
Dimensional tolerances | Normal |
Radial run-out | Normal |