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Avionics

STC SA4-602

FAA DRS lists SA4-602 as Current 路 Reissued, held by Brittain Industries, Inc, for Cessna Aircraft 172, Cessna Aircraft 172A, and Cessna Aircraft 172B, and 15 more aircraft configurations. Recorded change: Installed Brittain-Clarkson Autopilot. Snapshot dated June 30, 2026.

FAA-listed holder
Aircraft configurations
18
FAA revision date
FAA status
Current 路 Reissued

Recorded modification

What the FAA record covers

SA4-602 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 172, Cessna Aircraft 172A, and Cessna Aircraft 172B, and 15 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

FAA record reference

STC number
SA4-602
Product
Aircraft 路 Small Airplane
Country
United States
Application date
September 17, 1958
Revision date
November 19, 2013
CFR references
Part 3, Part 21