BK4020 KOYO bearing

Bearing BK4020

Needle roller bearing BK4020

Bearing number : BK4020

Size (mm) : 40x47x20

Brand : KOYO

Bore Diameter (mm) : 40

Outer Diameter (mm) : 47

Width (mm) : 20

Bearing dimensions and specification in KOYO catalogue:

Fw - 40 mm

D - 47 mm

C - 20 mm

r5 min. - 1 mm

C2 - 17.3 mm

Weight - 0.070 Kg

Basic dynamic load rating (C) - 25.1 kN

Basic static load rating (C0) - 50.4 kN

(Grease) Lubrication Speed - 5200 r/min

(Oil) Lubrication Speed - 7900 r/min

Tags :  KOYO , 40x47x20

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