STC SA2-1574
FAA DRS lists SA2-1574 as Current · Reissued, held by Associated Air Center, Inc. - c/o CT Corporation System, for Lockheed Martin 1329-23A, Lockheed Martin 1329-23D, and Lockheed Martin 1329-23E, and 1 more aircraft configuration. Recorded change: Change SP-40 Autopilot heading and radio control data from the copilot's R-4A Course Indicator and #2 VHF Navigation system to the pilot's R-4A Course Indicator and #1 VHF Navigation system. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA2-1574 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: Lockheed Martin 1329-23A, Lockheed Martin 1329-23D, and Lockheed Martin 1329-23E, and 1 more aircraft configuration. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
Related avionics STCs
Installation of Universal Avionics UL-600/UL-601 Unilink System.
FAA holder: Learjet Inc.