STC SA4335SW
FAA DRS lists SA4335SW as Current · Reissued, held by Standard Aero Inc, for Piper Aircraft PA-31T, Piper Aircraft PA-31T1, and Piper Aircraft PA-31T2. Recorded change: Installation of Pratt and Whitney engines and Hartzell propellers. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA4335SW 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-31T, Piper Aircraft PA-31T1, and Piper Aircraft PA-31T2. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related other aircraft modifications STCs
Installation of vortex generators on wings and tail surfaces.
FAA holder: Micro AeroDynamics Inc
Installation of the service and indirect lighting system.
FAA holder: Dassault Falcon Jet
Installation of a single Collins GNLU-930 Multi-Mode Receiver System.
FAA holder: Rockwell Collins Inc
FAA record reference
- STC number
- SA4335SW
- Product
- Aircraft · Small Multi-Engine
- Country
- United States
- Application date
- February 10, 1981
- Revision date
- June 6, 2011
- CFR references
- Part 21, Part 23