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Bearing 21307CC (SKF)
Spherical roller bearings 21307CC
Bearing number : 21307CC
Size (mm) : 35x80x21
Brand : SKF
Bore Diameter (mm) : 35
Outer Diameter (mm) : 80
Width (mm) : 21
Bearing dimensions and specification in SKF catalogue:
d - 35 mm
D - 80 mm
B - 21 mm
C - 21 mm
b - – mm
d2 - 47,2 mm
r1 min. - 1,5 mm
r2 min. - 1,5 mm
D1 - 65,6 mm
K - – mm
da min. - 44 mm
Da max. - 71 mm
ra max. - 1,5 mm
Weight - 0,55 Kg
Basic dynamic load rating (C) - 76,5 kN
Basic static load rating (C0) - 72 kN
Fatigue load limit (Pu) - 8,15
Reference speed - 7300 r/min
Limiting speed - 9500 r/min
Calculation factor (e) - 0,28
Calculation factor (Y0) - 2,5
Calculation factor (Y1) - 2,4
Calculation factor (Y2) - 3,6
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