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Bearing NK45/30R+IR40×45×30 (NTN)
Needle roller bearings NK45/30R+IR40×45×30
Bearing number : NK45/30R+IR40×45×30
Size (mm) : 40x55x30
Brand : NTN
Bore Diameter (mm) : 40
Outer Diameter (mm) : 55
Width (mm) : 30
Bearing dimensions and specification in NTN catalogue:
d - 40 mm
F - 45 mm
D - 55 mm
B - 30 mm
C - 30 mm
r min. - 0,3 mm
s - 1 mm
da min. - 42 mm
Da max. - 53 mm
ra max. - 0,3 mm
Weight - 0,216 Kg
Basic dynamic load rating (C) - 41 kN
Basic static load rating (C0) - 85,5 kN
(Grease) Lubrication Speed - 6 000 r/min
(Oil) Lubrication Speed - 9 000 r/min
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