STC ST11144SC
FAA DRS lists ST11144SC as Current · Reissued, held by Aircraft Systems and Manufacturing Inc, for Boeing 737-300 Series, Boeing 737-400 Series, and Boeing 737-500 Series. Recorded change: Installation of Extended Squitter Mode S Transponders and GPS Position Source. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
ST11144SC 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 737-300 Series, Boeing 737-400 Series, and Boeing 737-500 Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
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