STC SA4946NM
FAA DRS lists SA4946NM as Current · Reissued, held by Aviation Technical Services, for Boeing 757-200. Recorded change: Installation of passenger Service Unit Assemblies modified to include 22 minute duration oxygen generators at all locations except the seat row immediately aft of station 740.0. Approved for model 757-223. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA4946NM 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: Boeing 757-200. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
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