Self-aligning ball bearings

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

Calculation

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1206 EKTN9

Dimensions
d 30mm
D 62mm
B 16mm
d140.3mm
D151.9mm
r1,2min.1mm

Tapered bore, taper 1:12

Abutment dimensions
Damax.56.4mm
ramax.1mm
Calculation data
Basic dynamic load ratingC 15.6kN
Basic static load ratingC0 4.65kN
Fatigue load limitPu 0.24kN
Reference speed  24000r/min
Limiting speed  15000r/min
Permissible angular misalignmentα 2.5°
Calculation factorkr 0.04 
Calculation factore 0.25 
Calculation factorY0 2.5 
Calculation factorY1 2.5 
Calculation factorY2 3.9 
Mass
Mass bearing  0.22kg

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