NKX 45 Needle roller / thrust Ball bearings
NKX 45 Needle roller / thrust Ball bearings detail Specifications:
Material : 52100 Chrome Steel
Series : With Inner Ring
Construction : Single Row
Limiting Speed : 4000 rpm
Weight : 0.21 kg
Main Dimensions:
Diameter under rollers (Fw) : 45 mm
Outer diameter (D) : 58 mm
Diameter of flange (D1) max. : 65.20 mm
Diameter of stamped steel cover (D2) max. : 66.50 mm
Width (C) : 32 mm
Width of thrust part (C1) : 14 mm
Distance side face to lubrication hole (C2) : 9 mm
Bore diameter of thrust part (dw) : 45 mm
Chamfer dimension(r) min. : 0.6 mm
Dynamic load ratings radial (Cr) : 27.50 KN
Static load ratings radial (Cor) : 53.00 KN
Dynamic load ratings axial (Cr) : 28.00 KN
Static load ratings axial (Cor) : 69.00 KN
ABUTMENT DIMENSIONS
Diameter of shaft abutment (da) min. : 55.70 mm
Radius of fillet (ra) max. : 0.60 mm
Radius of fillet(rb)max. : 0.30 mm
Bore diameter of associated inner ring (di) : 35 mm
Diameter of inner ring raceway (F) : 40 mm
Width of associated inner ring (Bi) : 20 mm












