NU256-EM single row Cylindrical roller bearing
NU256-EM single row Cylindrical roller bearing detail Specifications:
Material : 52100 Chrome Steel
Construction : Single Row
Seal Type : open type
Cage : Brass Cage
Cage Material : Brass
Limiting Speed : 1540 rpm
Weight : 70.9 kg
Main Dimensions:
Bore diameter (d) : 280 mm
Outer diameter ( D) : 500 mm
Width (B) : 80 mm
Chamfer dimension (r) min. : 5.0 mm
Chamfer dimension (r1) min. : 5.0 mm
Permissible axial displacement (S ) max. : 6.3 mm
Raceway diameter of inner ring (F) : 337.00 mm
Dynamic load ratings (Cr) : 1260.00 KN
Static load ratings (Cor) : 1800.00 KN
ABUTMENT DIMENSIONS
Diameter shaft shoulder (da) min. : 300 mm
Diameter shaft shoulder (da) max. : 334 mm
Minimum shaft shoulder (Db) min. : 340 mm
Diameter of housing shoulder (Da) max. : 480 mm
Maximum recess radius (ra) max : 4.0 mm
Maximum recess radius (ra1) max : 4.0 mm
