Spherical roller bearings 21309C
Bearing number : 21309C
Size (mm) : 45x100x25
Brand : NTN
Bore Diameter (mm) : 45
Outer Diameter (mm) : 100
Width (mm) : 25
Bearing dimensions and specification in NTN catalogue:
d - 45 mm
D - 100 mm
B - 25 mm
C - 25 mm
r min. - 1,5 mm
da min. - 53,5 mm
Da max. - 91,5 mm
ra max. - 1,5 mm
Weight - 0,927 Kg
Basic dynamic load rating (C) - 102 kN
Basic static load rating (C0) - 106 kN
(Grease) Lubrication Speed - 4 400 r/min
(Oil) Lubrication Speed - 5 700 r/min
Calculation factor (e) - 0,26
Calculation factor (Y0) - 2,54
Calculation factor (Y1) - 2,6
Calculation factor (Y2) - 3,87
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