STC ST00389WI
FAA DRS lists ST00389WI as Current · Reissued, held by Textron Aviation Inc., for Cessna Aircraft 550. Recorded change: Installation of AlliedSignal (Bendix/King) CAS 67A TCAS II System with Dual TA/VSI Display. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
ST00389WI 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: Cessna Aircraft 550. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
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Related avionics STCs
Installation of a Universal Cockpit Display (UCD) System.
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Installation of an AvVisor Plus Cabin Information Display System.
FAA holder: Sikorsky Aircraft Corporation
Installation Chelton FlightLogic Electronic Flight Instrument System (EFIS).
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Installation of Avalex Cockpit LCD Display.
FAA holder: Sikorsky Aircraft Corporation