Aircraft Model(s): B36TC Bonanza. Applicable Engines: TSIO-520-UB. 1 - Polished Spinner A-2295-2P, 1 - STC Paperwork SA00718LA, 1 - 3-Bladed Propeller PHC-C3YF-1RF/F8468A-8R. 78 inch diameter 3-bladed, aluminum hub propeller.