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NU203-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 : 12600 rpm Weight : 0.067kg MainDimensions: Bore diameter (d) : 17 mm Outer diameter ( D) : 40 mm Width (B) : 12 mm Chamfer dimension (r) min. : 0.6 mm Chamfer dimension (r1) min. : 0.3 mm Permissible axial displacement (S ) max. : 1.2 mm Raceway diameter of inner ring (F) : 22.1 mm Dynamic load ratings (Cr) : 18.72 KN Static load ratings (Cor) : 13.14 KN ABUTMENT DIMENSIONS Diameter shaft shoulder (da) min. : 21 mm Diameter shaft shoulder (da) max. : 21.5 mm Minimum shaft shoulder (Db) min. : 23 mm Diameter of housing shoulder (Da) max. : 36 mm Maximum recess radius (ra) max : 0.6 mm Maximum recess radius (ra1) max : 0.3 mm