Blower Wheel Type Radial Drive Type Belt Drive Includes Drive Package No Assembly Unassembled Wheel Diameter 29 5/8 in Minimum Airflow 4 522 cfm Maximum Airflow 12 543 cfm Maximum Static Pressure 13 in wc Maximum Inlet Air Temperature 250 Degrees F Shaft Diameter 1 7/8 in Bearing Type Pillow Block Ball Wheel Material Steel Housing Material Steel Wheel Width 10 7/8 in Number of Inlets 1 Inlet Diameter 17 1/4 in Outlet Shape Rectangular Outlet Height 17 in Outlet Width 13 3/4 in