مكون خارجي لمحمل أسطواني مدبب يوفر سطح اتصال للعناصر الدوارة للمحمل.
flange is 1.0060 in. from end along the width special features, 4.4020 inches minimum and 4.4100 inches maximum outer ring outside diameter, 0.4380 inches nominal flange width, double cup, flanged, normal angle style designator, 2.1250 inches nominal overall width