STC SA4399SW
FAA DRS lists SA4399SW as Current · Reissued, held by Honeywell International Inc., for Boeing 727-200 Series and McDonnell Douglas DC-8-70 Series. Recorded change: Modification of air to air heat exchanger (P/N 184360-1 series 2). Snapshot dated June 30, 2026.
FAA-listed holder
Aircraft configurations
2
FAA revision date
FAA status
Current · Reissued
Recorded modification
What the FAA record covers
SA4399SW 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 and McDonnell Douglas DC-8-70 Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related other aircraft modifications STCs
Installation of an RF Transparent Pod.
FAA holder: DS Technologies LLC D/B/A DST
Installation of a Technisonic TDFM-9300 Multi-band FM Transceiver.
FAA holder: Airbus Helicopters Inc.
FAA record reference
- STC number
- SA4399SW
- Product
- Aircraft · Large Airplane
- Country
- United States
- Application date
- January 15, 1981
- Revision date
- September 10, 2021
- CFR references
- Part 21