Blower Wheel Product Type Blower Wheel Wheel Type Forward-Curved Number of Inlets 2 Wheel Diameter 11 1/8 in Wheel Width 10 1/8 in Bore Diameter 3/4 in Wheel Material Steel Rotation CW/CCW Hub Type Convex Wheel Hub Position Center Wheel Construction Tabbed Maximum Speed 1 200 RPM Drive Type Belt Drive Number of Blades 92 Blade Width 1 in Includes Set Screws Yes Includes Not Applicable Compatible Grainger Part Number 5NRD1 Compatible with Brand Dayton