NTN R4 bearing


NTN R4 bearing Price & size

d - 6,35 mm

D - 15,875 mm

B - 4,978 mm

C - 4,978 mm

r min. - 0,3 mm

da min. - 8 mm

da max - 8,6 mm

Da max. - 14,2 mm

ra max. - 0,3 mm

Weight - 4,4 Kg

Basic dynamic load rating (C) - 1,48 kN

Basic static load rating (C0) - 0,615 kN

(Grease) Lubrication Speed - 36000 r/min

(Oil) Lubrication Speed - 43000 r/min

Calculation factor (f0) - 13,6

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NTN R4 bearing Company information
NTN R4 bearing are widely used in industrial drive, agriculture, compressors, motors and generators, construction, industrial fan, industrial transmission and other fields. NTN R4 bearing can ensure high quality for more than 80% raw material of NTN R4 bearing provided by the steel plant.Explorer series bearing of NTN R4 bearing are better than any brand bearings currently in bearing performance , lifetime, design, and the use of performance. Explorer series bearings of NTN R4 bearing have more advantages ,such as higher meet rated , lower noise, reducing warranty costs greatly, increasing running time of the machine .
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