N228 NSK bearing

Bearing N 228

Cylindrical roller bearings N 228

Bearing number : N 228

Size (mm) : 140x221x42

Brand : NSK

Bore Diameter (mm) : 140

Outer Diameter (mm) : 221

Width (mm) : 42

Bearing dimensions and specification in NSK catalogue:

d - 140 mm

D - 250 mm

Ew - 221 mm

B - 42 mm

C - 42 mm

r min. - 3 mm

r1 min. - 3 mm

da min. - 153 mm

ra max. - 2,5 mm

rb max. - 2,5 mm

Weight - 8,08 Kg

Basic dynamic load rating (C) - 297 kN

Basic static load rating (C0) - 375 kN

(Grease) Lubrication Speed - 2 400 r/min

(Oil) Lubrication Speed - 3 000 r/min

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