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: 4

STC Holder: Vallejo Investments Inc. One Embracadero Center, Suite 1050, San Francisco, CA 94111, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8819SW	Status: Current	App Date: 04/13/1993	Rev Date: 08/17/2007
Description: Installation of dual Honeywell FMZ-900 Flight Management Systems with inputs from triple Honeywell Laseref GPIRS.
TC Nos.: A3WE
Models: The Boeing Company727-100 Series
ACO: AIR-770: West Certification Branch LA

STC Holder: Vallejo Investments Inc. One Embracadero Center, Suite 1050, San Francisco, CA 94111, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8820SW	Status: Current	App Date: 04/13/1993	Rev Date: 08/17/2007
Description: Installation of Honeywell TCZ-910 TCAS II. Must be inspected for fatigue damage per Schwartz Engineering Report AT-94-03 dated 2/17/94.
TC Nos.: A3WE
Models: The Boeing Company727-100 Series
ACO: AIR-770: West Certification Branch LA

STC Holder: Vallejo Investments Inc. One Embracadero Center, Suite 1050, San Francisco, CA 94111, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8821SW	Status: Current	App Date: 04/13/1993	Rev Date: 08/17/2007
Description: Installation of two Acme Fiber-Nickel Cadmium Standby Battery Systems.
TC Nos.: A3WE
Models: The Boeing Company727-100 Series
ACO: AIR-770: West Certification Branch LA

STC Holder: Vallejo Investments Inc. One Embracadero Center, Suite 1050, San Francisco, CA 94111, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8852SW	Status: Current	App Date: 08/18/1993	Rev Date: 08/17/2007
Description: ONE ONLY STC: Installation of a single manifold passenger oxygen system. Approved for installation on 727, serial number 20512 ONLY.
TC Nos.: A3WE
Models: The Boeing Company727
ACO: AIR-770: West Certification Branch LA