7216B Single Row Angular Contact Ball Bearing detail Specifications: Metric series Material : 52100 Chrome Steel Construction : Single Row Seal Type : open type Limiting Speed : 6400 rpm Cage : Nylon cage or Steel cage Cage Material : Polyamide(PA66) or Steel Contact Angle : 40° Weight : 1.42 kg MainDimensions: Bore diameter (d) : 80 mm Outer diameter (D) : 140 mm Width (B) : 26 mm Distance side face to pressure point (a) : 59 mm Chamfer Dimension ( r) min. : 2.0 mm Chamfer Dimension ( r1) min. : 1.0 mm Dynamic load ratings (Cr) : 76.50 KN Static load ratings (Cor) : 64.80 KN ABUTMENT DIMENSIONS Minimum diameter shaft shoulder (da) min. : 91 mm Maximum diameter of housing shoulder (Da) max. : 129 mm Maximum diameter of housing shoulder (Db) max. : 134.4 mm Maximum fillet radius of shaft (ra) max. : 2.0 mm Maximum fillet radius of housing (ra1) max. : 1.0 mm