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Other aircraft modifications

STC ST165CH

FAA DRS lists ST165CH as Current · Reissued, held by USA Jet Airlines Inc., for McDonnell Douglas DC-9-31, McDonnell Douglas DC-9-32, and McDonnell Douglas DC-9-32F, and 5 more aircraft configurations. Recorded change: Fabrication and installation of a Stage 3 hushkit when powered by Pratt & Whitney JT8D-7, -9, or -11, -15, or -17 series engines. Snapshot dated June 30, 2026.

FAA-listed holder
USA Jet Airlines Inc.
Aircraft configurations
8
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

ST165CH 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-9-31, McDonnell Douglas DC-9-32, and McDonnell Douglas DC-9-32F, and 5 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

McDonnell Douglas DC-9-31A6WEMcDonnell Douglas DC-9-32A6WEMcDonnell Douglas DC-9-32FA6WEMcDonnell Douglas DC-9-33FA6WEMcDonnell Douglas DC-9-34A6WEMcDonnell Douglas DC-9-34FA6WEMcDonnell Douglas DC-9-41A6WEMcDonnell Douglas DC-9-51A6WE

Buyer checks

Confirm before sourcing

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