Aircraft Model(s): 180. Applicable Engines: O-470-A, -J, -K, -L, -R, -S, -U. 1 - 3-Bladed Propeller PHC-C3YF-1RF/F8468A( )-6R, 1 - STC Paperwork SA00852AT, 1 - Polished Spinner A-2295-1P. 80 inch diameter 3-bladed, aluminum hub propeller.