NU221-EM single row Cylindrical roller bearing
NU221-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 : 2520 rpm
Weight : 4.39 kg
Main Dimensions:
Bore diameter (d) : 105 mm
Outer diameter ( D) : 190 mm
Width (B) : 36 mm
Chamfer dimension (r) min. : 2.1 mm
Chamfer dimension (r1) min. : 2.1 mm
Permissible axial displacement (S ) max. : 1.3 mm
Raceway diameter of inner ring (F) : 125.5 mm
Dynamic load ratings (Cr) : 279 KN
Static load ratings (Cor) : 288 KN
ABUTMENT DIMENSIONS
Diameter shaft shoulder (da) min. : 117 mm
Diameter shaft shoulder (da) max. : 122 mm
Minimum shaft shoulder (Db) min. : 128 mm
Diameter of housing shoulder (Da) max. : 177.3 mm
Maximum recess radius (ra) max : 2.0 mm
Maximum recess radius (ra1) max : 2.0 mm
