NU308-E single row Cylindrical roller bearing detail Specifications: Material : 52100 Chrome Steel Construction : Single Row Seal Type : open type Cage : Steel,brass or Nylon Cage Material : Steel,brass or Polyamide (PA66) Limiting Speed : 5250 rpm Packing : Industrial packing or single box packing Weight : 0.763 kg MainDimensions: Bore diameter (d) : 40 mm Outer diameter ( D) : 90 mm Width (B) : 23 mm Chamfer dimension (r) min. : 1.5 mm Chamfer dimension (r1) min. : 1.5 mm Permissible axial displacement (S ) max. : 1.3 mm Raceway diameter of inner ring (F) : 52 mm Dynamic load ratings (Cr) : 85.50 KN Static load ratings (Cor) : 70.20 KN ABUTMENT DIMENSIONS Diameter shaft shoulder (da) min. : 49 mm Diameter shaft shoulder (da) max. : 51 mm Minimum shaft shoulder (Db) min. : 55 mm Diameter of housing shoulder (Da) max. : 81 mm Maximum recess radius (ra) max : 1.5 mm Maximum recess radius (ra1) max : 1.5 mm