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Other aircraft modifications

STC SA09424AC-D

FAA DRS lists SA09424AC-D as Current · Issued, held by S-TEC Corporation, for Cessna Aircraft 185, Cessna Aircraft 185A, and Cessna Aircraft 185B, and 5 more aircraft configurations. Recorded change: Installation of S-TEC System 40X/50X Single and Two Axis Automatic Flight Guidance Systems, Model ST-781-40X/50X. Snapshot dated June 30, 2026.

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

Recorded modification

What the FAA record covers

SA09424AC-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 185, Cessna Aircraft 185A, and Cessna Aircraft 185B, and 5 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Cessna Aircraft 1853A24Cessna Aircraft 185A3A24Cessna Aircraft 185B3A24Cessna Aircraft 185C3A24Cessna Aircraft 185D3A24Cessna Aircraft 185E3A24Cessna Aircraft A185E3A24Cessna Aircraft A185F3A24

Related other aircraft modifications STCs

FAA record reference

STC number
SA09424AC-D
Product
Aircraft · Single-Engine
Country
United States
Application date
June 1, 2000
Revision date
June 5, 2000
CFR references
Part 21