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Other aircraft modifications

STC SA8357SW-D

FAA DRS lists SA8357SW-D as Current · Amended, held by S-TEC Corporation, for Navion Aircraft Navion A (Army L-17B and L-17C), Navion Aircraft Navion B, and Navion Aircraft Navion D, and 4 more aircraft configurations. Recorded change: Installation of S-TEC system 65 two axis automatic flight guidance system, Model ST-491. Snapshot dated June 30, 2026.

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FAA-listed holder
S-TEC Corporation
Aircraft configurations
7
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

SA8357SW-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: Navion Aircraft Navion A (Army L-17B and L-17C), Navion Aircraft Navion B, and Navion Aircraft Navion D, and 4 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Navion Aircraft Navion A (Army L-17B and L-17C)A-782Navion Aircraft Navion BA-782Navion Aircraft Navion DA-782Navion Aircraft Navion EA-782Navion Aircraft Navion FA-782Navion Aircraft Navion GA-782Navion Aircraft Navion HA-782

Related other aircraft modifications STCs

FAA record reference

STC number
SA8357SW-D
Product
Aircraft · Single-Engine
Country
United States
Application date
July 31, 1992
Revision date
February 28, 2002
CFR references
Part 21