STC SA3556SW
FAA DRS lists SA3556SW as Current · Reissued, held by Associated Air Center, Inc. - c/o CT Corporation System, for Boeing 727-200 Series. Recorded change: Oxygen system modification. Snapshot dated June 30, 2026.
FAA-listed holder
Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued
Recorded modification
What the FAA record covers
SA3556SW 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 727-200 Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related safety and emergency equipment STCs
Installation of an ELTA ADT 406 AF Emergency Locator Transmitter (ELT).
FAA holder: Armstrong Aerospace
FAA record reference
- STC number
- SA3556SW
- Product
- Aircraft · Large Airplane
- Country
- USA
- Application date
- April 9, 1985
- Revision date
- December 18, 2017
- CFR references
- Not listed