KOYO 1221 bearing

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KOYO 1221 bearing Price & size

d - 105 mm

D - 190 mm

B - 36 mm

C - 36 mm

r min. - 2.1 mm

da min. - 116 mm

Da max. - 179 mm

ra max. - 2 mm

Weight - 4.37 Kg

Basic dynamic load rating (C) - 77.0 kN

Basic static load rating (C0) - 34.0 kN

(Grease) Lubrication Speed - 2900 r/min

(Oil) Lubrication Speed - 3600 r/min

Calculation factor (e) - 0.18

Calculation factor (Y0) - 3.73

Calculation factor (Y1) - 3.56

Calculation factor (Y2) - 5.51

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KOYO 1221 bearing Company information
KOYO 1221 bearing are widely used in industrial drive, agriculture, compressors, motors and generators, construction, industrial fan, industrial transmission and other fields. KOYO 1221 bearing can ensure high quality for more than 80% raw material of KOYO 1221 bearing provided by the steel plant.Explorer series bearing of KOYO 1221 bearing are better than any brand bearings currently in bearing performance , lifetime, design, and the use of performance. Explorer series bearings of KOYO 1221 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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