STC SA1728SO
FAA DRS lists SA1728SO as Current · Amended, held by Teledyne Battery Products, for Piper Aircraft PA-31T, Piper Aircraft PA-31T1, and Piper Aircraft PA-31T2, and 2 more aircraft configurations. Recorded change: Replace existing nickel-cadmium batteries with Teledyne Battery Products G-6381E and G-6381ES. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA1728SO 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, and 2 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related electrical systems STCs
Installation of the emergency power supply system.
FAA holder: Dassault Falcon Jet
Installation of battery temperature indicating system.
FAA holder: Signature Flight Support Corporation
Installation of emergency lights and battery.
FAA holder: Signature Flight Support Corporation
FAA record reference
- STC number
- SA1728SO
- Product
- Aircraft · Small Airplane
- Country
- United States
- Application date
- December 12, 1984
- Revision date
- May 4, 2001
- CFR references
- Part 21