Specifications of SKF Bearing 61903
Dimensions
d | 17.0mm | Bore diameter |
D | 30.0mm | Outside diameter |
B | 7.0mm | Width |
d1 | 21.0mm | Shoulder diameter |
D2 | 27.7mm | Recess diameter |
r1,2 | 0.3mm | Chamfer dimension |
Abutment dimensions
da | 19.0mm | Diameter of shaft abutment |
Da | 28.0mm | Diameter of housing abutment |
ra | 0.3mm | Radius of shaft or housing fillet |
Calculation data
Basic dynamic load rating | C | 4.62kN |
Basic static load rating | C0 | 2.55kN |
Fatigue load limit | Pu | 0.108kN |
Reference speed | 50000.0r/min | |
Limiting speed | 32000.0r/min | |
Minimum load factor | kr | 0.02 |
Calculation factor | f0 | 14.7 |
Mass
Mass bearing | 0.016kg |
Tolerance class
Dimensional tolerances | Normal |
Radial run-out | Normal |