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Other aircraft modifications

STC SA7826SW

FAA DRS lists SA7826SW as Current · Reissued, held by ACSS (Aviation Communication and Surveillance Syst, for McDonnell Douglas DC-9-82 (MD-82) and McDonnell Douglas DC-9-83 (MD-83). Recorded change: Installation of dual Honeywell Mode S transponders, with dual upper and lower antennas. Snapshot dated June 30, 2026.

FAA-listed holder
ACSS (Aviation Communication and Surveillance Syst
Aircraft configurations
2
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of dual Honeywell Mode S transponders, with dual upper and lower antennas.

SA7826SW 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: McDonnell Douglas DC-9-82 (MD-82) and McDonnell Douglas DC-9-83 (MD-83). Confirm the approved model list, serial effectivity, configuration, and certificate revision.

McDonnell Douglas DC-9-82 (MD-82)A6WEMcDonnell Douglas DC-9-83 (MD-83)A6WE

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact McDonnell Douglas DC-9-82 (MD-82) and McDonnell Douglas DC-9-83 (MD-83) model, serial range, and configuration?
  2. 02Which configuration, parts, installation data, limitations, and ICAs 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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