STC ST00973CH
FAA DRS lists ST00973CH as Current · Surrendered, held by ABX Air Incorporated, for McDonnell Douglas DC-9-15, McDonnell Douglas DC-9-34F, and McDonnell Douglas DC-9-34, and 10 more aircraft configurations. Recorded change: Installation of a Honeywell Mode S Transponder. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Installation of a Honeywell Mode S Transponder.
ST00973CH 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: McDonnell Douglas DC-9-15, McDonnell Douglas DC-9-34F, and McDonnell Douglas DC-9-34, and 10 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact McDonnell Douglas DC-9-15 and McDonnell Douglas DC-9-34F, and 11 more aircraft configurations model, serial range, and configuration?
- 02Which part numbers, software versions, interfaces, and manual changes apply?
- 03Who can legally supply the design data, kit, instructions, and ICAs?
- 04What parts, labor, conformity, and return-to-service work are excluded?
Related avionics STCs
Installation of Dual Innovative Solutions and Support Inc. (IS&S) Air Data Display Units (ADDU), IS&S Air Data Sensor (ADS) and an Aerosonic Corporation Standby Altimeter.
FAA holder: Sabreliner Aviation LLC
Installation of 718-1 instrument panel assembly or optional 718-3 assembly.
FAA holder: Apache Modification Aircraft Corporation
Installation of Universal Avionics TAWS, Class A.
FAA holder: Rocky Mountain Aircraft
Installation of Honeywell Primus Elite Avionics System.
FAA holder: Dassault Aircraft Services (DAS)