7221 BM Single Row Angular Contact Ball Bearing
7221 BM Single Row Angular Contact Ball Bearing detail Specifications:
Metric series
Material : 52100 Chrome Steel
Construction : Single Row
Seal Type : open type
Limiting Speed : 6000 rpm
Cage : Brass Cage
Cage Material : Brass
Contact Angle : 40°
Weight : 4.235 kg
Main Dimensions:
Bore diameter (d) : 105 mm
Outer diameter (D) : 190 mm
Width (B) : 36 mm
Distance side face to pressure point (a) : 80 mm
Chamfer Dimension ( r) min. : 2.1 mm
Chamfer Dimension ( r1) min. : 1.1 mm
Dynamic load ratings (Cr) : 139.50 KN
Static load ratings (Cor) : 127.80 KN
ABUTMENT DIMENSIONS
Minimum diameter shaft shoulder (da) min. : 117 mm
Maximum diameter of housing shoulder (Da) max. : 178 mm
Maximum diameter of housing shoulder (Db) max. : 183 mm
Maximum fillet radius of shaft (ra) max. : 2.1 mm
Maximum fillet radius of housing (ra1) max. : 1.0 mm
