STC SA1593GL
FAA DRS lists SA1593GL as Current · Reissued, held by McCauley Propeller Systems, for Piper Aircraft PA-31T and Piper Aircraft PA-31T1. Recorded change: Installation of McCauley propeller model 4HFR34C766/94LNA-2. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA1593GL 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 and Piper Aircraft PA-31T1. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related propellers STCs
Installation of the MT-Propeller Entwicklung GmbH MTV-47-1-()-C-F-R(P)/CFR260-361().
FAA holder: MT-Propeller Entwicklung GmbH
Installation of the Hartzell Model 3C1-R430A1/80C01 Propeller.
FAA holder: Momentum Aeronautics Holdings LLC
Installation of Hartzell Propeller model HC-C3YR-4BN/NC8302H-7.5.
FAA holder: Hartzell Propeller LLC
FAA record reference
- STC number
- SA1593GL
- Product
- Aircraft · Small Multi-Engine
- Country
- United States
- Application date
- March 13, 1991
- Revision date
- October 30, 2009
- CFR references
- Part 3, Part 21