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