Skip to content
Other aircraft modifications

STC SA7781SW-D

FAA DRS lists SA7781SW-D as Current · Amended, held by S-TEC Corporation, for Textron Aviation 320-1, Textron Aviation 320, and Textron Aviation 320A, and 5 more aircraft configurations. Recorded change: Installation of S-TEC System 60 two axis automatic flight guidance system, model ST-199. Snapshot dated June 30, 2026.

FAA-listed holder
S-TEC Corporation
Aircraft configurations
8
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

SA7781SW-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: Textron Aviation 320-1, Textron Aviation 320, and Textron Aviation 320A, and 5 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Textron Aviation 320-13A25Textron Aviation 3203A25Textron Aviation 320A3A25Textron Aviation 320B3A25Textron Aviation 320C3A25Textron Aviation 320D3A25Textron Aviation 320E3A25Textron Aviation 320F3A25

Buyer checks

Confirm before sourcing

Related other aircraft modifications STCs