NTN NK21/20R+IR17×21×20 bearing

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NTN NK21/20R+IR17×21×20 bearing Price & size

d - 17 mm

F - 21 mm

D - 29 mm

B - 20 mm

C - 20 mm

r min. - 0,3 mm

s - 0,5 mm

da min. - 19 mm

Da max. - 27 mm

ra max. - 0,3 mm

Weight - 0,053 Kg

Basic dynamic load rating (C) - 18,3 kN

Basic static load rating (C0) - 27,1 kN

(Grease) Lubrication Speed - 13 000 r/min

(Oil) Lubrication Speed - 19 000 r/min

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NTN NK21/20R+IR17×21×20 bearing Company information
NTN NK21/20R+IR17×21×20 bearing are widely used in industrial drive, agriculture, compressors, motors and generators, construction, industrial fan, industrial transmission and other fields. NTN NK21/20R+IR17×21×20 bearing can ensure high quality for more than 80% raw material of NTN NK21/20R+IR17×21×20 bearing provided by the steel plant.Explorer series bearing of NTN NK21/20R+IR17×21×20 bearing are better than any brand bearings currently in bearing performance , lifetime, design, and the use of performance. Explorer series bearings of NTN NK21/20R+IR17×21×20 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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