STC ST02090LA-D
FAA DRS lists ST02090LA-D as Current · Reissued, held by Gulfstream Aerospace Corporation, for Gulfstream Aerospace G-IV. Recorded change: Installation of a modified Aviation Communication & Surveillance Systems (ACSS) RCZ-852 Mode S Transponder System with Secondary Surveillance Radar (SSR) Mode S Enhanced Surveillance (EHS) capability and a Gables G7524-() Flight Identification control panel. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
ST02090LA-D 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: Gulfstream Aerospace G-IV. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
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Related avionics STCs
Upgrade of an existing Rockwell Collins TDR-94D Mode S Transponder system.
FAA holder: Northrop Grumman Corporation California Microwave Systems
Installation of the Garmin GNS 530, 530A, or GPS 500 (GNC 500 Series TAWS Option).
FAA holder: Garmin International Inc