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Bearing 22228BK (NTN)

Bearing 22228BK

Spherical roller bearings 22228BK

Bearing number : 22228BK

Size (mm) : 140x250x68

Brand : NTN

Bore Diameter (mm) : 140

Outer Diameter (mm) : 250

Width (mm) : 68

Bearing dimensions and specification in NTN catalogue:

d - 140 mm

D - 250 mm

B - 68 mm

C - 68 mm

r min. - 3 mm

da min. - 154 mm

Da max. - 236 mm

ra max. - 2,5 mm

Weight - 13,7 Kg

Basic dynamic load rating (C) - 685 kN

Basic static load rating (C0) - 975 kN

(Grease) Lubrication Speed - 1 700 r/min

(Oil) Lubrication Speed - 2 200 r/min

Calculation factor (e) - 0,28

Calculation factor (Y0) - 2,33

Calculation factor (Y1) - 2,39

Calculation factor (Y2) - 3,55

Tags :  NTN , 140x250x68

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