STC SA3642NM
FAA DRS lists SA3642NM as Current · Reissued, held by Frontier Flying Service Inc., for New Piper Aircraft PA-31-350. Recorded change: Installation of Hartzell HC-E3YR-2ATF/FC8468( )-8Q (left engine) and HC-E3YR-2ALTF/FJC8468( )-8Q (right engine) propeller assemblies. PA-31-350 (T-1020) and PA-31-350 (Chieftain). Serial numbers 31-7405218, 238, 485, 490; 31-7552043, 076; and 31-7652144 are ineligible for this installation. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA3642NM 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: New Piper Aircraft PA-31-350. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related engine and powerplant STCs
Installation of exhaust muffler assembly.
FAA holder: Scott's Bell 47 Inc
Installation of exhaust muffler assembly.
FAA holder: Scott's Bell 47 Inc
Installation of exhaust muffler assembly.
FAA holder: Scott's Bell 47 Inc
FAA record reference
- STC number
- SA3642NM
- Product
- Aircraft · Small Multi-Engine
- Country
- United States
- Application date
- October 17, 1987
- Revision date
- February 4, 2020
- CFR references
- Part 21