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Bearing NA4910R (NTN)
Needle roller bearings NA4910R
Bearing number : NA4910R
Size (mm) : 50x72x22
Brand : NTN
Bore Diameter (mm) : 50
Outer Diameter (mm) : 72
Width (mm) : 22
Bearing dimensions and specification in NTN catalogue:
d - 50 mm
F - 58 mm
D - 72 mm
B - 22 mm
C - 22 mm
r min. - 0,6 mm
s - 1 mm
da min. - 54 mm
Da max. - 68 mm
ra max. - 0,6 mm
Weight - 0,276 Kg
Basic dynamic load rating (C) - 48 kN
Basic static load rating (C0) - 80 kN
(Grease) Lubrication Speed - 4 700 r/min
(Oil) Lubrication Speed - 7 000 r/min
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