Replacement Propeller, Propeller Dia. (In.) 16 in, Bore Dia. (In.) -, CFM @ 0.000-In. SP 2,136 cfm, CFM @ 0.300-In. SP 1,815 cfm, Min. HP 1/4 hp, Max. RPM 1,725 RPM, Pitch (Deg.) 22 Degrees , CW Rotation, Number of Blades 3, Propeller Material Aluminum, Galvalume(R) Steel Spiders, For Use With Air Conditioning Condensers, Heat Exchangers and Unit Heaters, Heat Pumps, Requires Interchangeable Hex Hub 2A563 or 2A564 or 2A565 3-blade Revcor hubless propeller is an OEM aftermarket replacement part that is designed to be used with compatible A/C condensers, heat pumps, heat exchangers, unit heaters, and power roof ventilators. Replacement condenser fan motors are sold separately.⢠Rotation facing discharge⢠Embossed aluminum blades and spiders for strength and rigidity⢠Requirez interchan.