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
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
Related other aircraft modifications STCs
Installation of a 3-Place Divan.
FAA holder: Jet Aviation St. Louis Inc.
Installation of an Electric Attitude Indicator.
FAA holder: VIH Aerospace Inc