Tubeaxial Companion Flange For Fan Diameter 60 in For Fan Type Tubeaxial Mounting Hole Diameter 1/2 in Material Steel Body Diameter 64 1/4 in Bolt Circle Diameter 60 5/8 in For Use With 5JKE5 Includes Predrilled Mounting Holes Inside Diameter 60 5/8 in Metal Material Thickness 5/8 in Outside Diameter 63 in Overall Width 1 1/2 in Product Type Companion Flange 1 Pair