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Engine and powerplant

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.

FAA-listed holder
Frontier Flying Service Inc.
Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued

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.

New Piper Aircraft PA-31-350A20SO

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