Specifications of SKF Bearing BC2B 319878
Design
Design variant/feature | NNU/W33 |
Dimensions
d | 350.0mm | Bore diameter |
D | 520.0mm | Outside diameter |
B | 150.0mm | Overall bearing width |
D1 | 468.0mm | Shoulder diameter outer ring |
F | 401.0mm | Raceway diameter inner ring |
b | 11.6mm | Width of annular groove |
K | 6.0mm | Diameter lubrication hole |
r1,2 | 5.0mm | Chamfer dimension outer ring |
r3,4 | 5.0mm | Chamfer dimension inner ring |
s | 4.9mm | Permissible axial displacement from the normal position of one bearing ring relative to the other |
Abutment dimensions
da | 370.0mm | Abutment diameter spacer sleeve |
da | 396.0mm | Abutment diameter spacer sleeve |
db | 405.0mm | Abutment diameter shaft |
Da | 500.0mm | Abutment diameter spacer sleeve / housing |
ra | 4.0mm | Fillet radius |
rb | 4.0mm | Fillet radius |
Calculation data
Basic dynamic load rating | C | 2120.0kN |
Basic static load rating | C0 | 4500.0kN |
Fatigue load limit | Pu | 400.0kN |
Reference speed | 850.0r/min | |
Limiting speed | 1300.0r/min | |
Calculation factor | kr | 0.24 |
Mass
Mass bearing | 220.0kg |