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Bearing 60/28NR (KOYO)
Deep groove ball bearings 60/28NR
Bearing number : 60/28NR
Size (mm) : 28x52x12
Brand : KOYO
Bore Diameter (mm) : 28
Outer Diameter (mm) : 52
Width (mm) : 12
Bearing dimensions and specification in KOYO catalogue:
d - 28 mm
D - 52 mm
B - 12 mm
C - 12 mm
a - 2,06 mm
b - 1,5 mm
f - 1,07 mm
r min. - 0,6 mm
r0 max. - 0,4 mm
r1 min. - 0,5 mm
D1 - 49,73 mm
D2 - 57,9 mm
da min. - 32 mm
Da max. - 48 mm
Weight - 0,097 Kg
Basic dynamic load rating (C) - 12,4 kN
Basic static load rating (C0) - 7,4 kN
(Grease) Lubrication Speed - 14000 r/min
(Oil) Lubrication Speed - 16000 r/min
Calculation factor (f0) - 14,5
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