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Aircraft structures

STC SA2-438

FAA DRS lists SA2-438 as Current · Amended, held by Basler Flight Service Inc, for Douglas Aircraft Co Army B-23 and McDonnell Douglas DC-3 Series. Recorded change: Installation of mid-range long range outer wing tanks, with or without dump chutes. Snapshot dated June 30, 2026.

FAA-listed holder
Basler Flight Service Inc
Aircraft configurations
2
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

Installation of mid-range long range outer wing tanks, with or without dump chutes.

SA2-438 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: Douglas Aircraft Co Army B-23 and McDonnell Douglas DC-3 Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Douglas Aircraft Co Army B-232-576
McDonnell Douglas DC-3 SeriesA-618

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Douglas Aircraft Co Army B-23 and McDonnell Douglas DC-3 Series model, serial range, and configuration?
  2. 02Which configuration, loads, materials, inspections, and damage limits apply?
  3. 03Who can legally supply the design data, kit, instructions, and ICAs?
  4. 04What parts, labor, conformity, and return-to-service work are excluded?

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