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Bearing 6902NR (NSK)
Deep groove ball bearings 6902NR
Bearing number : 6902NR
Size (mm) : 15x28x7
Brand : NSK
Bore Diameter (mm) : 15
Outer Diameter (mm) : 28
Width (mm) : 7
Bearing dimensions and specification in NSK catalogue:
d - 15 mm
D - 28 mm
B - 7 mm
C - 7 mm
rn - 0,3 mm
a - 1,3 mm
b - 0,95 mm
f - 0,85 mm
r min. - 0,3 mm
r0 max. - 0,25 mm
D1 - 26,7 mm
D2 - 30,8 mm
da min. - 17 mm
da max - 17 mm
Da max. - 26 mm
ra max. - 0,3 mm
Weight - 0,015 Kg
Basic dynamic load rating (C) - 4,35 kN
Basic static load rating (C0) - 2,26 kN
(Grease) Lubrication Speed - 26 000 r/min
(Oil) Lubrication Speed - 30 000 r/min
Calculation factor (f0) - 14,3
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