STC ST04173CH
FAA DRS lists ST04173CH as Current · Issued, held by Astronics Armstrong Aerospace, for Boeing 757-200 Series. Recorded change: Installation of an Inflight Warning Systems Weather Radar Vibration Monitoring Unit System. Snapshot dated June 30, 2026.
FAA-listed holder
Aircraft configurations
1
FAA revision date
FAA status
Current · Issued
Recorded modification
What the FAA record covers
ST04173CH 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 Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related avionics STCs
Installation of Honeywell Liquid Crystal Display (LCD) Multi-purpose Control Display Unit (MCDU).
FAA holder: Honeywell International Inc
Installation of Whelen Aerospace Technologies LED Anti-Collision Light and LED Navigation/Position Light System 01.
FAA holder: Whelen Aerospace Technologies
ARC-210 RT-2036(C) Network Communications Airborne Radio (Provisions).
FAA holder: Meta Special Aerospace
FAA record reference
- STC number
- ST04173CH
- Product
- Aircraft · Large Airplane
- Country
- United States
- Application date
- October 18, 2016
- Revision date
- February 17, 2017
- CFR references
- Part 21, Part 25, Part 26