STC SA3-404
FAA DRS lists SA3-404 as Current 路 Reissued, held by Sabreliner Aviation LLC, for Martin-Marietta 404. Recorded change: Installation of Sperry SP20 autopilot. Snapshot dated June 30, 2026.
FAA-listed holder
Aircraft configurations
1
FAA revision date
FAA status
Current 路 Reissued
Recorded modification
What the FAA record covers
SA3-404 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: Martin-Marietta 404. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related avionics STCs
Installation of the RTA-44D VHG Data Radio System and/or the RTA-83B VHF Communications System.
FAA holder: Honeywell International Inc
Installation of a Honeywell CAS-66A TCAS I and MFRD (Multi-Function Radar Display).
FAA holder: Executive Air Craft Ltd
ONE ONLY STC, SN # 11138: Installation of King Model KFC 300 Automatic Flight Control System (autopilot and flight director).
FAA holder: Honeywell International Inc
FAA record reference
- STC number
- SA3-404
- Product
- Aircraft 路 Large Multi-Engine
- Country
- United States
- Application date
- June 8, 1959
- Revision date
- March 7, 2014
- CFR references
- Part 21