Specifications of SKF Bearing 3308 DTN9
Dimensions
d | 40.0mm | Bore diameter |
D | 90.0mm | Outside diameter |
B | 36.5mm | Width |
d1 | 59.4mm | Shoulder diameter inner ring for two-piece inner ring |
D1 | 77.8mm | Shoulder diameter outer ring |
r1,2 | 1.5mm | Chamfer dimension inner ring for two-piece inner ring |
a | 84.0mm | Distance pressure point(s) |
Abutment dimensions
da | 49.0mm | Abutment diameter shaft |
Da | 81.0mm | Abutment diameter housing |
ra | 1.5mm | Fillet radius |
Calculation data
Basic dynamic load rating | C | 68.9kN |
Basic static load rating | C0 | 57.0kN |
Fatigue load limit | Pu | 2.45kN |
Reference speed | 8000.0r/min | |
Limiting speed | 7000.0r/min | |
Calculation factor | kr | 0.095 |
Calculation factor | e | 1.34 |
Calculation factor | X | 0.54 |
Calculation factor | Y0 | 0.44 |
Calculation factor | Y1 | 0.47 |
Calculation factor | Y2 | 0.81 |
Mass
Mass bearing | 1.05kg |