STC ST03356AT
FAA DRS lists ST03356AT as Current · Reissued, held by LB Aircraft Engineering, LLC, for Boeing 737-300 Series and Boeing 737-400 Series. Recorded change: Installation of a dual Universal Avionics UNS-1F FMS. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
ST03356AT 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 and Boeing 737-400 Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
Related avionics STCs
Installation of an electronic flight insrument system (EFIS).
FAA holder: Honeywell International Inc
Installation of dual Trimble TNL8100 GPS Navigation Systems interfaced to existing instruments and autopilot.
FAA holder: Honeywell International Inc
Installation of single Trimble HT9000 GPS Navigation system.
FAA holder: Honeywell International Inc