Overview Product Description OA1804-30RG Revcor, 18 inch, four wing, 30 degree pitch, 1/2 Hub, CW, Axial Fan Blade Fan Blade Fits: Air Conditioning Condensers, Heat Pumps, Heat Exchangers and Unit Heaters CW Rotation Facing discharge 4 wing Hub on intake side 18 Inch Diameter 30 Degree Pitch 4.75 inch blade depth (APPROX.) Cross References: Nortek 667309, Nortek 667309A, Nortek 667309-A, Nortek 667309R, Nortek 667309-R, Nortek 602382, Zoro G6447642, Repair Clinic 3304740, Amazon ASIN B00EZH3GHI Shipping note: product is shipped by volume, not weight due to UPS / FedEx policies. Product Videos Custom Field Product Reviews