STC SA09131AC-D
FAA DRS lists SA09131AC-D as Current · Amended, held by S-TEC Corporation, for Piper Aircraft PA-44-180 and Piper Aircraft PA-44-180T. Recorded change: Installation of S-TEC System 55/55X Two Axis Automatic Flight Guidance System. Model ST-604,. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Installation of S-TEC System 55/55X Two Axis Automatic Flight Guidance System. Model ST-604,.
SA09131AC-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-44-180 and Piper Aircraft PA-44-180T. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Piper Aircraft PA-44-180 and Piper Aircraft PA-44-180T model, serial range, and configuration?
- 02Which configuration, parts, installation data, limitations, and ICAs apply?
- 03Who can legally supply the design data, kit, instructions, and ICAs?
- 04What parts, labor, conformity, and return-to-service work are excluded?
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