STC SA2-251
FAA DRS lists SA2-251 as Current · Reissued, held by Signature Flight Support Corporation, for Lockheed Martin Aeronautics 18. Recorded change: Warren McArthur chair model 225 installed in cockpit for pilot and co-pilot chairs. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA2-251 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 Aeronautics 18. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related other aircraft modifications STCs
Installation of tail floodlights.
FAA holder: DeVore Aviation Corporation of America, a New Mexico Corporation
Installation of a rotor disc light.
FAA holder: DeVore Aviation Corporation of America, a New Mexico Corporation
Installation of Technisonic Industries Limited TFM-138 series transceiver models.
FAA holder: Technisonic Industries Limited
Installation of Zonal Drying System.
FAA holder: Lufthansa Technik AG
FAA record reference
- STC number
- SA2-251
- Product
- Aircraft · Large Airplane
- Country
- United States
- Application date
- May 17, 1957
- Revision date
- August 31, 2000
- CFR references
- Part 21