NKI 80/25 Needle roller bearings with machined rings, with an inner ring
NKI 80/25 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 : 5000 rpm
Weight : 0.68 kg
Main Dimensions:
Bore Diameter (d) : 80 mm
Tolerance of Bore Diameter : 0.015 mm to 0 mm
Raceway diameter inner ring (F) : 90 mm
Outside diameter (D) : 110 mm
Tolerance of Outer diameter : - 0.015 mm to 0 mm
Width (B) : 25 mm
Tolerance of Width : - 0.15 mm to 0 mm
Chamfer dimension outer ring (r) min. : 1.0 mm
Permissible axial displacement from the normal position of one bearing ring relative to the other (s1) : 1.0 mm
Dynamic load ratings (Ca) : 72.00 KN
Static load ratings (Coa) : 132.00 KN
ABUTMENT DIMENSIONS
Smallest permissible abutment diameter shaft, bearings with flanges (da) min. : 85 mm
Abutment diameter housing (with flanges) (Da) max. : 105 mm
Fillet radius (ra) max. : 1.0 mm













