NKI 40/20 Needle roller bearings with machined rings, with an inner ring
NKI 40/20 Needle roller bearings with machined rings, with an inner ring detail Specifications:
Material : 52100 Chrome Steel
Series : with an inner ring
Construction : Single Row
Limiting Speed : 10000 rpm
Weight : 0.14 kg
Main Dimensions:
Bore Diameter (d) : 40 mm
Tolerance of Bore Diameter : 0.012 mm to 0 mm
Raceway diameter inner ring (F) : 45 mm
Outside diameter (D) : 55 mm
Tolerance of Outer diameter : - 0.013 mm to 0 mm
Width (B) : 20 mm
Tolerance of Width : - 0.12 mm to 0 mm
Chamfer dimension outer ring (r) min. : 0.3 mm
Permissible axial displacement from the normal position of one bearing ring relative to the other (s1) : 0.5 mm
Dynamic load ratings (Ca) : 27.50 KN
Static load ratings (Coa) : 53.00 KN
ABUTMENT DIMENSIONS
Smallest permissible abutment diameter shaft, bearings with flanges (da) min. : 42 mm
Abutment diameter housing (with flanges) (Da) max. : 53 mm
Fillet radius (ra) max. : 0.3 mm
