Blower Wheel Product Type Blower Wheel Wheel Type Forward-Curved Number of Inlets 1 Wheel Diameter 4 13/16 in Wheel Width 1 1/8 in Bore Diameter 5/16 in Wheel Material Steel Rotation CCW Closed End Hub Type Convex Wheel Hub Position Inside Wheel Construction Tabbed Maximum Speed 7 400 RPM Drive Type Direct Drive Includes Set Screws Yes Wheel Material Finish Galvanized