Self-aligning ball bearings

Tolerances: Normal, JS7
Radial internal clearance: table
Fits for standard conditions
Tolerances and resultant fits

Calculation

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1312 ETN9

Dimensions
d 60mm
D 130mm
B 31mm
d191.61mm
D1116.7mm
r1,2min.2.1mm
Abutment dimensions
damin.72mm
Damax.118mm
ramax.2mm
Calculation data
Basic dynamic load ratingC 58.5kN
Basic static load ratingC0 22kN
Fatigue load limitPu 1.12kN
Reference speed  9000r/min
Limiting speed  6300r/min
Permissible angular misalignmentα 3°
Calculation factorkr 0.04 
Calculation factore 0.22 
Calculation factorY0 2.8 
Calculation factorY1 2.9 
Calculation factorY2 4.5 
Mass
Mass bearing  1.95kg

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