STC SA50SW
FAA DRS lists SA50SW as Current · Reissued, held by Signature Flight Support Corporation, for Lockheed Martin Aeronautics 18. Recorded change: Installation of Howard Aero designed extended wing tip. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Installation of Howard Aero designed extended wing tip.
SA50SW 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.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Lockheed Martin Aeronautics 18 model, serial range, and configuration?
- 02Which configuration, loads, materials, inspections, and damage limits apply?
- 03Who can legally supply the design data, kit, instructions, and ICAs?
- 04What parts, labor, conformity, and return-to-service work are excluded?
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Installation of door-mounted inflatable evacuation slides in accordance with United Air Lines Approved Drawing List COA 6-3072/COA 6-3087. United Air Lines Supplemental Revision No. 1 dated August 25, 1965, to Douglas Airplane Flight Manual SM-19501, or Supplemental Revision No. 1 dated June 10, 1966, to Douglas AFM SM-19544 is required.
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Install fuselage-mounted white anti-collision strobe lights.
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Replace and relocate crew rest seats at Door 4R and install storage unit for duty free carts.
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