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Avionics

STC ST09509SC

FAA DRS lists ST09509SC as Current · Issued, held by Department of Justice, for McDonnell Douglas DC-9-15. Recorded change: Installation of an AlliedSignal CAS 67 TCAS II system with AlliedSignal MST 67A Mode S transponder. Snapshot dated June 30, 2026.

FAA-listed holder
Department of Justice
Aircraft configurations
1
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

ST09509SC 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-9-15. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Buyer checks

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