Specifications of SKF Bearing 4311 ATN9
Dimensions
d | 55.0mm | Bore diameter |
D | 120.0mm | Outside diameter |
B | 43.0mm | Width |
d1 | 76.5mm | Shoulder diameter |
D1 | 98.5mm | Shoulder diameter |
r1,2 | 2.0mm | Chamfer dimension |
Abutment dimensions
da | 66.0mm | Diameter of shaft abutment |
Da | 109.0mm | Diameter of housing abutment |
ra | 2.0mm | Radius of shaft or housing fillet |
Calculation data
Basic dynamic load rating | C | 97.5kN |
Basic static load rating | C0 | 83.0kN |
Fatigue load limit | Pu | 3.45kN |
Reference speed | 9000.0r/min | |
Limiting speed | 5000.0r/min | |
Minimum load factor | kr | 0.06 |
Calculation factor | f0 | 13.7 |
Mass
Mass bearing | 2.15kg |
Tolerance class
Dimensional tolerances | Normal |
Radial run-out | Normal |