NTN 7228 bearing

140x250x42

received by NTN later than 13 months from the date of delivery. Within a reasonable time after such notification, NTN will, at its option, (a) correct any failure of the product to conform to drawings, specifications or any defect in material or workmanship, with either replacement or repair of the product, or (b) refund, in part



Angular contact ball bearings 7228

Bearing number : 7228

Size (mm) : 140x250x42

Brand : NTN

Bore Diameter (mm) : 140

Outer Diameter (mm) : 250

Width (mm) : 42

Bearing dimensions and specification in NTN catalogue:

d - 140 mm

D - 250 mm

B - 42 mm

C - 42 mm

Angle (α) - 25 °

a - 77,5 mm

r min. - 3 mm

r1 min. - 1,1 mm

da min. - 154 mm

ra max. - 2,5 mm

Weight - 8,78 Kg

Basic dynamic load rating (C) - 203 kN

Basic static load rating (C0) - 215 kN

(Grease) Lubrication Speed - 2 700 r/min

(Oil) Lubrication Speed - 3 600 r/min

Bearing 7228

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