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Bearing NA69/28R (NTN)
Needle roller bearings NA69/28R
Bearing number : NA69/28R
Size (mm) : 28x45x30
Brand : NTN
Bore Diameter (mm) : 28
Outer Diameter (mm) : 45
Width (mm) : 30
Bearing dimensions and specification in NTN catalogue:
d - 28 mm
F - 32 mm
D - 45 mm
B - 30 mm
C - 30 mm
r min. - 0,3 mm
s - 1 mm
da min. - 30 mm
Da max. - 43 mm
ra max. - 0,3 mm
Weight - 0,179 Kg
Basic dynamic load rating (C) - 43 kN
Basic static load rating (C0) - 67 kN
(Grease) Lubrication Speed - 8 500 r/min
(Oil) Lubrication Speed - 13 000 r/min
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