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Cabin and interiors

STC SA3120SO

FAA DRS lists SA3120SO as Current · Issued, held by RT Aerospace Corp, for McDonnell Douglas DC-9-30 Series. Recorded change: Installation of an all tourist class interior reconfiguration of 110 passenger seats. Snapshot dated June 30, 2026.

FAA-listed holder
RT Aerospace Corp
Aircraft configurations
1
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

Installation of an all tourist class interior reconfiguration of 110 passenger seats.

SA3120SO 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-9-30 Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

McDonnell Douglas DC-9-30 SeriesA6WE

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact McDonnell Douglas DC-9-30 Series model, serial range, and configuration?
  2. 02Which layout, materials, flammability evidence, and weight changes 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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