NA4830 Needle roller bearings with machined rings, with an inner ring
NA4830 Needle roller bearings with machined rings, with an inner ring detail Specifications:
Material : 52100 Chrome Steel
Type : single row
Limiting Speed : 2800 rpm
Weight : 2.72 kg
Main Dimensions:
Bore Diameter (d) : 150 mm
Raceway diameter inner ring (F) : 165 mm
Outer diameter (D) : 190 mm
Width (B) : 40 mm
Chamfer dimension outer ring (r) min. : 1.1 mm
Permissible axial displacement from the normal position of one bearing ring relative to the other (S) : 1.5 mm
Dynamic load ratings (Cr) : 172 KN
Static load ratings (Cor) : 400 KN
ABUTMENT DIMENSIONS
Smallest permissible abutment diameter shaft, bearings with flanges (da) min. : 156.5 mm
Abutment diameter housing (with flanges) (Da) max. : 183.5 mm
Fillet radius (ra) max. : 1 mm












