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Other aircraft modifications

STC ST01294NY

FAA DRS lists ST01294NY as Current · Reissued, held by Pen Turbo Aviation, Inc, for Bombardier DHC-4A. Recorded change: Installation of Pratt and Whitney Canada PT6A-67T engines, Hartzell HC-B5MA-3M propellers and Rotorburst Protection Shield. Snapshot dated June 30, 2026.

FAA-listed holder
Pen Turbo Aviation, Inc
Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of Pratt and Whitney Canada PT6A-67T engines, Hartzell HC-B5MA-3M propellers and Rotorburst Protection Shield.

ST01294NY 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: Bombardier DHC-4A. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Bombardier DHC-4A1A19

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Bombardier DHC-4A 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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