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Other aircraft modifications

STC SA00863SE

FAA DRS lists SA00863SE as Current · Reissued, held by Blackhawk Modifications Inc., for Piper Aircraft PA-31T, Piper Aircraft PA-31T1, and Piper Aircraft PA-31T2. Recorded change: Installation of two Pratt and Whitney PT6A-135, or -135A engines and two Hartzell HC-B3TN-3B/T10178B-8R propellers or as an option, two Hartzell HC-E4N-3N/D8990SK propellers. Snapshot dated June 30, 2026.

Aircraft configurations
3
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of two Pratt and Whitney PT6A-135, or -135A engines and two Hartzell HC-B3TN-3B/T10178B-8R propellers or as an option, two Hartzell HC-E4N-3N/D8990SK propellers.

SA00863SE 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.

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?