NJ309-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 : 4690 rpm Packing : Industrial packing or single box packing Weight : 0.89 kg MainDimensions: Bore diameter (d) : 45 mm Outer diameter ( D) : 100 mm Width (B) : 25 mm Chamfer dimension (r) min. : 1.5 mm Chamfer dimension (r1) min. : 1.5 mm Raceway diameter of inner ring (F) : 58.50 mm Dynamic load ratings (Cr) : 103.50 KN Static load ratings (Cor) : 88.20 KN ABUTMENT DIMENSIONS Diameter shaft shoulder (da) min. : 54.00 mm Diameter shaft shoulder (da) max. : 56.00 mm Diameter of housing shoulder (Da) max. : 91.40 mm Minimum shaft shoulder (Db) min. : 67.00 mm Maximum recess radius (ra) max : 1.5 mm