NSK Bearing

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NSK Bearing
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Bearing 1218

Self-aligning ball bearings 1218

Bearing number : 1218

Size (mm) : 90x160x30

Brand : NSK

Bore Diameter (mm) : 90

Outer Diameter (mm) : 160

Width (mm) : 30

Bearing dimensions and specification in NSK catalogue:


d - 90 mm

D - 160 mm

B - 30 mm

C - 30 mm

r min. - 2 mm

da min. - 99 mm

Da max. - 151 mm

ra max. - 2 mm

Weight - 2,55 Kg

Basic dynamic load rating (C) - 57,5 kN

Basic static load rating (C0) - 23,5 kN

(Grease) Lubrication Speed - 3 600 r/min

(Oil) Lubrication Speed - 4 300 r/min

Calculation factor (e) - 0,17

Calculation factor (Y0) - 3,9

Calculation factor (Y2) - 5,8

Calculation factor (Y3) - 3,8


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