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No. of STCs: 2

STC Holder: Alpha Aircraft P.O. Box 63, Bakersfield, CA 93300, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-1146	Status: Historical	App Date:	Rev Date:
Description: Hartzell HC-12X20-7C/8433-0propeller.
TC Nos.: 3A15, A-777
Models: Raytheon Aircraft Company35 Series, 35 Series
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: Alpha Aircraft P.O. Box 63, Bakersfield, CA 93300, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-1146	Status: Current	App Date:	Rev Date: 01/01/1960
Description: Hartzell HC-12X20-7C/8433-0propeller.
TC Nos.: 3A15, A-777
Models: Raytheon Aircraft Company35 Series, 35 Series
ACO: AIR-770: West Certification Branch LA