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7309B Single Row Angular Contact Ball Bearing detail Specifications: Metric series Material : 52100 Chrome Steel Construction : Single Row Seal Type : open type Limiting Speed : 9300 rpm Cage : Nylon cage or Steel cage Cage Material : Polyamide(PA66) or Steel Contact Angle : 40° Weight : 0.81 kg MainDimensions: Bore diameter (d) : 45 mm Outer diameter (D) : 100 mm Width (B) : 25 mm Distance side face to pressure point (a) : 43 mm Chamfer Dimension ( r) min. : 1.5 mm Chamfer Dimension ( r1) min. : 1.0 mm Dynamic load ratings (Cr) : 61.75 KN Static load ratings (Cor) : 40.85 KN ABUTMENT DIMENSIONS Minimum diameter shaft shoulder (da) min. : 54 mm Maximum diameter of housing shoulder (Da) max. : 91 mm Maximum diameter of housing shoulder (Db) max. : 94.4 mm Maximum fillet radius of shaft (ra) max. : 1.5 mm Maximum fillet radius of housing (ra1) max. : 1.0 mm