Spherical roller bearings

Tolerances: Normal, P6, P5, tapered bore 1:12, tapered bore 1:30
Radial internal clearancecylindrical bore, tapered bore
Seat tolerances for standard conditions
Tolerances and resultant fits

Calculation

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21308 E

Popular item
SKF Explorer
Dimensions
d 40mm
D 90mm
B 23mm
d260mm
D179.8mm
b 5.5mm
K 3mm
r1,2min.1.5mm
Abutment dimensions
damin.49mm
Damax.81mm
ramax.1.5mm
Calculation data
Basic dynamic load ratingC 107kN
Basic static load ratingC0 108kN
Fatigue load limitPu 11.8kN
Reference speed  7000r/min
Limiting speed  9500r/min
Calculation factore 0.24 
Calculation factorY1 2.8 
Calculation factorY2 4.2 
Calculation factorY0 2.8 
Mass
Mass bearing  0.75kg

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