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Bearing NK47/30R+IR42×47×30 (NTN)
Needle roller bearings NK47/30R+IR42×47×30
Bearing number : NK47/30R+IR42×47×30
Size (mm) : 42x57x30
Brand : NTN
Bore Diameter (mm) : 42
Outer Diameter (mm) : 57
Width (mm) : 30
Bearing dimensions and specification in NTN catalogue:
d - 42 mm
F - 47 mm
D - 57 mm
B - 30 mm
C - 30 mm
r min. - 0,3 mm
s - 1 mm
da min. - 44 mm
Da max. - 55 mm
ra max. - 0,3 mm
Weight - 0,222 Kg
Basic dynamic load rating (C) - 42,5 kN
Basic static load rating (C0) - 91,5 kN
(Grease) Lubrication Speed - 5 500 r/min
(Oil) Lubrication Speed - 8 500 r/min
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