NJ304-E single row Cylindrical roller bearing detail Specifications: Material : 52100 Chrome Steel Construction : Single Row Cage : Steel,brass or Nylon Cage Material : Steel,brass or Polyamide (PA66) Limiting Speed : 9800 rpm Packing : Industrial packing or single box packing Weight : 0.15 kg MainDimensions: Bore diameter (d) : 20 mm Outer diameter ( D) : 52 mm Width (B) : 15 mm Chamfer dimension (r) min. : 1.1 mm Chamfer dimension (r1) min. : 0.6 mm Raceway diameter of inner ring (F) : 27.50 mm Dynamic load ratings (Cr) : 32.85 KN Static load ratings (Cor) : 23.40 KN ABUTMENT DIMENSIONS Diameter shaft shoulder (da) min. : 24.00 mm Diameter shaft shoulder (da) max. : 27.00 mm Diameter of housing shoulder (Da) max. : 45.00 mm Minimum shaft shoulder (Db) min. : 33.00 mm Maximum recess radius (ra) max : 1.0 mm