KOYO NA4904 Price & size

d - 20 mm

Fw - 25 mm

D - 37 mm

B - 18 mm

C - 17 mm

r5 min. - 0,3 mm

Weight - 0,087 Kg

Basic dynamic load rating (C) - 18,5 kN

Basic static load rating (C0) - 21,2 kN

(Grease) Lubrication Speed - 18000 r/min

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KOYO NA4904 Company information
KOYO NA4904 are widely used in industrial drive, agriculture, compressors, motors and generators, construction, industrial fan, industrial transmission and other fields. KOYO NA4904 can ensure high quality for more than 80% raw material of KOYO NA4904 provided by the steel plant.Explorer series bearing of KOYO NA4904 are better than any brand bearings currently in bearing performance , lifetime, design, and the use of performance. Explorer series bearings of KOYO NA4904 have more advantages ,such as higher meet rated , lower noise, reducing warranty costs greatly, increasing running time of the machine .
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