KOYO NA4904 bearing

Bearing NA4904

NA4904 KOYO bearing,

KOYO NA4904 bearing, Size: 20x37x17. KOYO NA4904 are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.

Needle roller bearing NA4904

Bearing number : NA4904

Size (mm) : 20x37x17

Brand : KOYO

Bore Diameter (mm) : 20

Outer Diameter (mm) : 37

Width (mm) : 17

Bearing dimensions and specification in KOYO catalogue:

d - 20 mm

Fw - 25 mm

D - 37 mm

B - 17 mm

C - 17 mm

r5 min. - 0,3 mm

S - 1,5 mm

Weight - 0,084 Kg

Basic dynamic load rating (C) - 21,3 kN

Basic static load rating (C0) - 25,5 kN

(Grease) Lubrication Speed - 18000 r/min

(Oil) Lubrication Speed - 12000 r/min

Tags :  KOYO , 20x37x17