STC SA4-522
FAA DRS lists SA4-522 as Current 路 Reissued, held by Brittain Industries, Inc, for Piper Aircraft PA-23-160 and Piper Aircraft PA-23. Recorded change: Installed B2D Flight Control System. Snapshot dated June 30, 2026.
FAA-listed holder
Aircraft configurations
2
FAA revision date
FAA status
Current 路 Reissued
Recorded modification
What the FAA record covers
SA4-522 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: Piper Aircraft PA-23-160 and Piper Aircraft PA-23. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related flight controls STCs
Installation of Brittain Model B-4A flight control system.
FAA holder: Brittain Industries, Inc
FAA record reference
- STC number
- SA4-522
- Product
- Aircraft 路 Small Airplane
- Country
- United States
- Application date
- March 26, 1958
- Revision date
- October 21, 2016
- CFR references
- Part 3, Part 21