Tubeaxial Companion Flange, For Fan Diameter 24 in, For Fan Type Tubeaxial, Mounting Hole Diameter 1/2 in, Material Steel, Body Diameter 25 3/4 in, Bolt Circle Diameter 22 5/8 in, For Use With 3C411, 4TM85, Includes Predrilled Mounting Holes, Inside Diameter 24 3/8 in, Outside Diameter 25 3/4 in, Overall Width 1 1/2 in, Product Type Companion Flange, 1 Pair