STC ST09988SC
FAA DRS lists ST09988SC as Current · Reissued, held by Aircraft Systems & Mfg, for Boeing DC-9-81 (MD-81), Boeing DC-9-82 (MD-82), and Boeing DC-9-83 (MD-83), and 2 more aircraft configurations. Recorded change: Installation of Universal Avionics Terrain Awareness & Warning System. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
ST09988SC identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.
Applicability
Aircraft named in FAA DRS
Named aircraft: Boeing DC-9-81 (MD-81), Boeing DC-9-82 (MD-82), and Boeing DC-9-83 (MD-83), and 2 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
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Related avionics STCs
Installation of a Universal Avionics Terrain Awareness Warning System (TAWS).
FAA holder: Haycock & Associates LLC
Reinforcement of Inertial Navigation System (INS) battery rack and installation of heavier batteries.
FAA holder: Lockheed Martin Aeronautics Company