Cylindrical roller bearings, double row

Tolerances: Normal, P6, P5
Radial internal clearance: cylindrical bore, tapered bore
Seat tolerances for standard conditions
Tolerances and resultant fits

Calculation

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BC2-8004/HA1

Design
Design variant/feature  NNUB.4/C4
Dimensions
d 460mm
D 780mm
B 280mm
D1685mm
F 543mm
r1,2min.7.5mm
r3,4min.7.5mm
smax.30mm
Abutment dimensions
damin.493mm
damax.539mm
dbmin.548mm
Damax.743mm
ramax.4mm
rbmax.4mm
Calculation data
Basic dynamic load ratingC 5610kN
Basic static load ratingC0 10400kN
Fatigue load limitPu 780kN
Reference speed  560r/min
Limiting speed  850r/min
Calculation factorkr 0.26 
Mass
Mass bearing  540kg

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