Aircraft Model(s): PA-24-260C Comanche. Applicable Engines: O-540, IO-540. 1 - Polished Spinner C-4582-P, 1 - STC Document Set SA288CH, 1 - 3-Bladed Propeller HC-E3YR-1RF/F7590. 77 inch diameter 3-bladed, scimitar, aluminum hub propeller (includes a fix |