NA6910-ZW Needle roller bearings with machined rings, with an inner ring
NA6910-ZW Needle roller bearings with machined rings, with an inner ring detail Specifications:
Material : 52100 Chrome Steel
Type : Double row
Limiting Speed : 8000 rpm
Weight : 0.52 kg
Main Dimensions:
Bore Diameter (d) : 50 mm
Raceway diameter inner ring (F) : 58 mm
Outer diameter (D) : 72 mm
Width (B) : 40 mm
Chamfer dimension outer ring (r) min. : 0.6 mm
Permissible axial displacement from the normal position of one bearing ring relative to the other (S) : 0.5 mm
Dynamic load ratings (Cr) : 82.00 KN
Static load ratings (Cor) : 139.00 KN
ABUTMENT DIMENSIONS
Smallest permissible abutment diameter shaft, bearings with flanges (da) min. : 54 mm
Abutment diameter housing (with flanges) (Da) max. : 68 mm
Fillet radius (ra) max. : 0.6 mm












