The International Comfort Products 1178035 3-Blade Fan (22" DIA, 24° Pitch, 1/2" Bore) is a genuine OEM axial fan blade designed to circulate air in HVAC systems, particularly outdoor air conditioners, heat pumps, and packaged gas/electric units. Its 22-inch diameter and 24-degree blade pitch efficiently move air across condenser coils to support heat exchange and cooling performance.