Needle roller bearings NAO-40×55×17
Bearing number : NAO-40×55×17
Brand : NTN
Bore Diameter (mm) : 40
Outer Diameter (mm) : 50
Bearing dimensions and specification in NTN catalogue:
d - 40 mm
F - 45 mm
D - 55 mm
E - 50 mm
B - 17 mm
C - 17 mm
r min. - 0,3 mm
da min. - 42 mm
Da max. - 53 mm
db - 49,2 mm
ra max. - 0,3 mm
Db - 45,6 mm
Weight - 0,127 Kg
Basic dynamic load rating (C) - 22,3 kN
Basic static load rating (C0) - 44,5 kN
(Grease) Lubrication Speed - 6 000 r/min
(Oil) Lubrication Speed - 9 000 r/min
