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Other aircraft modifications

STC SA5550NM

FAA DRS lists SA5550NM as Current · Surrendered, held by Derlan Inc, for McDonnell Douglas DC-9-21, McDonnell Douglas DC-9-51, and McDonnell Douglas DC-9-10 Series, and 2 more aircraft configurations. Recorded change: Installation of evacuation slide container. Snapshot dated June 30, 2026.

FAA-listed holder
Derlan Inc
Aircraft configurations
5
FAA revision date
FAA status
Current · Surrendered

Recorded modification

What the FAA record covers

SA5550NM 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-9-21, McDonnell Douglas DC-9-51, and McDonnell Douglas DC-9-10 Series, and 2 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Buyer checks

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