The STC search system is a complimentary service provided to the aviation community. We hope you find it useful. We do not provide access to STC engineering. For that you need to contact the STC holder directly. Our primary product is a comprehensive library of aviation regulations and standards, including tools for generating Airworthiness Directive compliance reports.

No. of STCs: 1

STC Holder: Zmuda Bruce V. 531 Falcon View Street, FAIRBANKS, AK 99712, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA444AL	Status: Current	App Date:	Rev Date: 04/12/1989
Description: Installation of McCauley 1A175/GM propeller on Piper models PA-12 and PA-12S which have been modified by installing Lycoming O-290-D2 (135 hp) or O-320 (150 hp) engines.
TC Nos.: A-780
Models: The New Piper Aircraft Inc.PA-12, PA-12S
ACO: AIR-778: Alaska Aviation Section ANC