STC SA3431NM
FAA DRS lists SA3431NM as Current · Reissued, held by Airweld Inc., for Boeing 720. Recorded change: Installation of a Garrett GTCP-85-98CK auxiliary power unit in the forward baggage compartment. (720-023B). 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
SA3431NM 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 720. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related other aircraft modifications STCs
Replacement of Vertical and Horizontal Stabilizer Lights with LED Position/Anti-collision Lights.
FAA holder: Whelen Aerospace Technologies
Installation of Gogo AVANCE L5/LX5.
FAA holder: Sky Service F.B.O. Inc.
Installation of Oil Pressure Sensor part number MPN 2010-0078-10.
FAA holder: HELIBRAS - Helicópteros do Brasil S. A.
FAA record reference
- STC number
- SA3431NM
- Product
- Aircraft · Large Multi-Engine
- Country
- United States
- Application date
- February 3, 1986
- Revision date
- April 28, 2008
- CFR references
- Part 21