STC SA09016AC-D
FAA DRS lists SA09016AC-D as Current · Amended, held by S-TEC Corporation, for Cessna Aircraft 320B, Cessna Aircraft 320C, and Cessna Aircraft 320D, and 2 more aircraft configurations. Recorded change: Installation of S-TEC System 55/55X two axis automatic flight guidance system, Model ST-594. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA09016AC-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 320B, Cessna Aircraft 320C, and Cessna Aircraft 320D, and 2 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 modified air scoops for installation on model C-45H, serial number AF-138 ONLY.
FAA holder: Staggerwing Museum Foundation Inc.
Basic airworthiness certification kit.
FAA holder: Staggerwing Museum Foundation Inc.
Limited to installation on model C45H, serial numbers AF-869 and AF-757 ONLY.
FAA holder: Staggerwing Museum Foundation Inc.
Installation of dual Stewart-Warner combustion heaters in the nose compartment. Approved for model C-45H, serial number AF 869 ONLY.
FAA holder: Staggerwing Museum Foundation Inc.