STC SA09516AC-D
FAA DRS lists SA09516AC-D as Current · Issued, held by S-TEC Corporation, for Helio Aircraft H-250, Helio Aircraft H-295 (USAF U10D), and Helio Aircraft H-395 (USAF L-28A or U-10B), and 4 more aircraft configurations. Recorded change: Installation of S-TEC System 20/30 Single and Two Axis Automatic Flight Guidance Systems, Model ST-894-20/30. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA09516AC-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: Helio Aircraft H-250, Helio Aircraft H-295 (USAF U10D), and Helio Aircraft H-395 (USAF L-28A or U-10B), and 4 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
Related other aircraft modifications STCs
Installation of Gogo AVANCE L5.
FAA holder: Gulfstream Aerospace Corporation
Replacement of large monitors.
FAA holder: AMAC Aerospace Switzerland AG
lnstallation of Ka-Band Jetwave High Speed Data (HSD) System.
FAA holder: Gulfstream Aerospace Corporation
Installation of the Astronics (Max-Viz) 1400 Enhanced Vision System (EVS).
FAA holder: Avio Design Group Inc