Bearing NA4920 (KOYO)

Needle roller bearings NA4920

Bearing number : NA4920

Size (mm) : 100x140x40

Brand : KOYO

Bore Diameter (mm) : 100

Outer Diameter (mm) : 140

Width (mm) : 40

Bearing dimensions and specification in KOYO catalogue:

d - 100 mm

Fw - 115 mm

D - 140 mm

B - 40 mm

C - 40 mm

r5 min. - 1,1 mm

S - 3,5 mm

Weight - 2,01 Kg

Basic dynamic load rating (C) - 139 kN

Basic static load rating (C0) - 296 kN

(Grease) Lubrication Speed - 3700 r/min

(Oil) Lubrication Speed - 2400 r/min

Designation

Bore Dia, mm

Outer Dia, mm: