STC SA09020AC-D
FAA DRS lists SA09020AC-D as Current · Amended, held by S-TEC Corporation, for Piper Aircraft PA-31P. Recorded change: Installation of S-TEC System 55/55X Two Axis Automatic Flight Guidance System, Model ST-597. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA09020AC-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: Piper Aircraft PA-31P. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related other aircraft modifications STCs
Installation of digital clock.
FAA holder: Mitsubishi Heavy Industries America Inc
Installation of Electronics International digital volt/amp gauges and accessories.
FAA holder: Electronics International Inc.
Installation of Electronics International digital volt/amp gauges and accessories.
FAA holder: Electronics International Inc.
Installation of Canadian Marconi CMA-900 flight management system.
FAA holder: EJM Aerospace Services
FAA record reference
- STC number
- SA09020AC-D
- Product
- Aircraft · Small Multi-Engine
- Country
- United States
- Application date
- September 4, 1995
- Revision date
- October 10, 2001
- CFR references
- Part 21