STC ST301CH
FAA DRS lists ST301CH as Current · Amended, held by ElectroSonics, for Cessna Aircraft 500, Cessna Aircraft 550, and Cessna Aircraft S550, and 1 more aircraft configuration. Recorded change: Installation of an AlliedSignal CAS-67A TCAS II system. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
ST301CH 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: Cessna Aircraft 500, Cessna Aircraft 550, and Cessna Aircraft S550, and 1 more aircraft configuration. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related other aircraft modifications STCs
Installation of an AlliedSignal Airborne Flight Information System (AFIS).
FAA holder: Garrett Aviation Services
FAA record reference
- STC number
- ST301CH
- Product
- Aircraft · Small Multi-Engine
- Country
- United States
- Application date
- January 9, 1995
- Revision date
- February 20, 2004
- CFR references
- Part 21