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Bearing NK45/20R (NTN)
Needle roller bearings NK45/20R
Bearing number : NK45/20R
Size (mm) : 45x55x20
Brand : NTN
Bore Diameter (mm) : 45
Outer Diameter (mm) : 55
Width (mm) : 20
Bearing dimensions and specification in NTN catalogue:
Fw - 45 mm
D - 55 mm
C - 20 mm
r min. - 0,3 mm
Da max. - 53 mm
ra max. - 0,3 mm
Weight - 0,092 Kg
Basic dynamic load rating (C) - 28 kN
Basic static load rating (C0) - 52,5 kN
(Grease) Lubrication Speed - 6000 r/min
(Oil) Lubrication Speed - 9000 r/min
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