El componente exterior de un rodamiento de bolas o de rodillos que proporciona una superficie de contacto para los elementos rodantes de un rodamiento antifricción.
1.2500 inches minimum and 1.2580 inches maximum largest bore diameter, one face extends down to form lip,od chamfered 3/64 in. min,to 1/16 in. max,by 45 deg on small face side special features, 0.3494 inches minimum and 0.3594 inches maximum overall width, 2.0260 inches minimum and 2.0270 inches maximum overall outside diameter, steel overall material