Specifications of SKF Bearing NNU 41/530 M/W33
Design
Design variant/feature | NNU/W33 |
Dimensions
d | 530.0mm | Bore diameter |
D | 870.0mm | Outside diameter |
B | 335.0mm | Overall bearing width |
D1 | 770.0mm | Shoulder diameter outer ring |
F | 618.0mm | Raceway diameter inner ring |
b | 22.3mm | Width of annular groove |
K | 12.0mm | Diameter lubrication hole |
r1,2 | 7.5mm | Chamfer dimension outer ring |
r3,4 | 7.5mm | Chamfer dimension inner ring |
s | 17.0mm | Permissible axial displacement from the normal position of one bearing ring relative to the other |
Abutment dimensions
da | 563.0mm | Abutment diameter spacer sleeve |
da | 604.0mm | Abutment diameter spacer sleeve |
db | 623.0mm | Abutment diameter shaft |
Da | 837.0mm | Abutment diameter spacer sleeve / housing |
ra | 6.0mm | Fillet radius |
rb | 6.0mm | Fillet radius |
Calculation data
Basic dynamic load rating | C | 7810.0kN |
Basic static load rating | C0 | 16000.0kN |
Fatigue load limit | Pu | 1160.0kN |
Reference speed | 560.0r/min | |
Limiting speed | 750.0r/min | |
Calculation factor | kr | 0.32 |
Mass
Mass bearing | 790.0kg |