STC ST01842SE
FAA DRS lists ST01842SE as Current · Issued, held by Butler National Corporation, for Learjet 24, Learjet 24A, and Learjet 24B, and 19 more aircraft configurations. Recorded change: Installation of a Sandel Avionics Horizontal Situation Indicator (HSI) and Attitude Direction Indicator (ADI). Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
ST01842SE 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: Learjet 24, Learjet 24A, and Learjet 24B, and 19 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
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Related avionics STCs
Modification of electrical system, avionics, and structure.
FAA holder: L-3 Communications Integrated Systems LP
Installation of Sperry Primus 90 weather radar.
FAA holder: L-3 Communications Integrated Systems LP
Installation of a B & D cabin display system including true airspeed, altitude, outside air temperature and time.
FAA holder: L-3 Communications Integrated Systems LP
Incorporated GPS approach capability to the existing certified GPS and EFIS installation.
FAA holder: L-3 Communications Integrated Systems LP