NJ2228EM NSK bearing

Bearing NJ2228EM

Cylindrical roller bearings NJ2228EM

Bearing number : NJ2228EM

Size (mm) : 140x250x68

Brand : NSK

Bore Diameter (mm) : 140

Outer Diameter (mm) : 250

Width (mm) : 68

Bearing dimensions and specification in NSK catalogue:

d - 140 mm

Fw - 169 mm

D - 250 mm

B - 68 mm

C - 68 mm

r min. - 3 mm

r1 min. - 3 mm

da min. - 153 mm

Da max. - 237 mm

db max. - 165 mm

db min - 153 mm

ra max. - 2,5 mm

rb max. - 2,5 mm

S - 2,5 mm

Db max - 237 mm

Weight - 15,2 Kg

Basic dynamic load rating (C) - 550 kN

Basic static load rating (C0) - 790 kN

(Grease) Lubrication Speed - 2200 r/min

(Oil) Lubrication Speed - 2800 r/min

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