NSK Bearing

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NSK Bearing
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Bearing 21309EAE4

Spherical roller bearings 21309EAE4

Bearing number : 21309EAE4

Size (mm) : 45x100x25

Brand : NSK

Bore Diameter (mm) : 45

Outer Diameter (mm) : 100

Width (mm) : 25

Bearing dimensions and specification in NSK catalogue:


d - 45 mm

D - 100 mm

B - 25 mm

C - 25 mm

r min. - 1,5 mm

da min. - 54 mm

da max - 65 mm

Da min - 89 mm

Da max. - 91 mm

ra max. - 1,5 mm

Weight - 0,96 Kg

Basic dynamic load rating (C) - 119 kN

Basic static load rating (C0) - 144 kN

(Grease) Lubrication Speed - 4500 r/min

(Oil) Lubrication Speed - 5600 r/min

Calculation factor (e) - 0,23

Calculation factor (Y0) - 2,8

Calculation factor (Y2) - 4,3

Calculation factor (Y3) - 2,9


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