NTN 7221B bearing


NTN 7221B bearing Price & size

d - 105 mm

D - 190 mm

B - 36 mm

C - 36 mm

Angle (α) - 40 °

a - 80 mm

r min. - 2,1 mm

r1 min. - 1,1 mm

da min. - 117 mm

db min - 112 mm

ra max. - 2 mm

Weight - 3,87 Kg

Basic dynamic load rating (C) - 142 kN

Basic static load rating (C0) - 129 kN

(Grease) Lubrication Speed - 3 200 r/min

(Oil) Lubrication Speed - 4 300 r/min

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NTN 7221B bearing Company information
NTN 7221B bearing are widely used in industrial drive, agriculture, compressors, motors and generators, construction, industrial fan, industrial transmission and other fields. NTN 7221B bearing can ensure high quality for more than 80% raw material of NTN 7221B bearing provided by the steel plant.Explorer series bearing of NTN 7221B bearing are better than any brand bearings currently in bearing performance , lifetime, design, and the use of performance. Explorer series bearings of NTN 7221B 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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