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Other aircraft modifications

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.

FAA-listed holder
Standard Aero Inc
Aircraft configurations
3
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of Pratt and Whitney engines and Hartzell propellers.

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.

Piper Aircraft PA-31TA8EAPiper Aircraft PA-31T1A8EAPiper Aircraft PA-31T2A8EA

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Piper Aircraft PA-31T and Piper Aircraft PA-31T1, and 1 more aircraft configuration model, serial range, and configuration?
  2. 02Which configuration, parts, installation data, limitations, and ICAs apply?
  3. 03Who can legally supply the design data, kit, instructions, and ICAs?
  4. 04What parts, labor, conformity, and return-to-service work are excluded?

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