Specifications of SKF Bearing BC2B 319961
Design
Design variant/feature | NNUB.1/W33WI |
Dimensions
d | 370.0mm | Bore diameter |
D | 520.0mm | Outside diameter |
B | 220.0mm | Overall bearing width |
C | 193.0mm | Width outer ring |
D1 | 468.0mm | Shoulder diameter outer ring |
F | 409.0mm | Raceway diameter inner ring |
b | 16.7mm | Width of annular groove |
K | 9.0mm | Diameter lubrication hole |
r1,2 | 1.5mm | Chamfer dimension outer ring |
r3,4 | 10.8mm | Chamfer dimension inner ring |
u03b1 | 20.0u00b0 | Chamfer angle inner ring |
s | 16.7mm | Permissible axial displacement from the normal position of one bearing ring relative to the other |
Abutment dimensions
da | 390.0mm | Abutment diameter spacer sleeve |
da | 404.0mm | Abutment diameter spacer sleeve |
db | 414.0mm | Abutment diameter shaft |
Da | 512.0mm | Abutment diameter spacer sleeve / housing |
ra | 1.5mm | Fillet radius |
rb | 1.5mm | Fillet radius |
Calculation data
Basic dynamic load rating | C | 2750.0kN |
Basic static load rating | C0 | 6700.0kN |
Fatigue load limit | Pu | 570.0kN |
Reference speed | 850.0r/min | |
Limiting speed | 1300.0r/min | |
Calculation factor | kr | 0.34 |
Mass
Mass bearing | 130.0kg |