NSK NJ234EM bearing

170x310x52

NSK Ball Screws - developed through cutting-edge tribology (friction control technology): from miniature to ultra-large sizes, for machine tools, injection molding machines, and general machinery as well as for use in special environments.



Cylindrical roller bearings NJ234EM

Bearing number : NJ234EM

Size (mm) : 170x310x52

Brand : NSK

Bore Diameter (mm) : 170

Outer Diameter (mm) : 310

Width (mm) : 52

Bearing dimensions and specification in NSK catalogue:

d - 170 mm

Fw - 207 mm

D - 310 mm

B - 52 mm

C - 52 mm

r min. - 4 mm

r1 min. - 4 mm

da min. - 186 mm

Da max. - 294 mm

db max. - 202 mm

db min - 186 mm

ra max. - 3 mm

rb max. - 3 mm

S - 3,8 mm

Db max - 294 mm

Weight - 18,3 Kg

Basic dynamic load rating (C) - 605 kN

Basic static load rating (C0) - 800 kN

(Grease) Lubrication Speed - 2000 r/min

(Oil) Lubrication Speed - 2400 r/min

Bearing NJ234EM

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