STC ST01227CH-D
FAA DRS lists ST01227CH-D as Current · Issued, held by ElectroSonics, for Cessna Aircraft 550. Recorded change: Installation of a Honeywell SPZ-500 Flight Director System for the copilot. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Installation of a Honeywell SPZ-500 Flight Director System for the copilot.
ST01227CH-D 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 550. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Cessna Aircraft 550 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 a Panasonic Avionics Corporation Global Communications Suite (GCS).
FAA holder: Delta Engineering Corporation
Installation of the Persistent Systems MPU5 Wave Radio System.
FAA holder: Persistent Systems
Installation of Garmin GRA 5500 Radar Altimeter System.
FAA holder: Airbus Helicopters Inc.
Installation of Garmin G500/G600 TXi Integrated Avionics System (Primary Flight Display, Multi-Function Display, and Engine Indicating System Display).
FAA holder: Garmin International Inc.