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Propellers

STC SA02539AK

FAA DRS lists SA02539AK as Current · Amended, held by David A. Stoots, for Textron Aviation 321, Textron Aviation 172A, and Textron Aviation 172B, and 13 more aircraft configurations. Recorded change: Installation of a Continental Aerospace Technologies IO-370CLC1U8 and Hartzell Model HC-C2YR-1N/NG8301,-3, -7 Propeller. Snapshot dated June 30, 2026.

FAA-listed holder
David A. Stoots
Aircraft configurations
16
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

Installation of a Continental Aerospace Technologies IO-370CLC1U8 and Hartzell Model HC-C2YR-1N/NG8301,-3, -7 Propeller.

SA02539AK 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: Textron Aviation 321, Textron Aviation 172A, and Textron Aviation 172B, and 13 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Textron Aviation 3213A11
Textron Aviation 172A3A12Textron Aviation 172B3A12Textron Aviation 172C3A12Textron Aviation 172D3A12Textron Aviation 172E3A12Textron Aviation 172F (USAF T-41A)3A12Textron Aviation 172G3A12Textron Aviation 172H (USAF T-41A)3A12Textron Aviation 1753A17Textron Aviation 175A3A17Textron Aviation 175B3A17Textron Aviation 175C3A17Textron Aviation P172D3A17Textron Aviation 170AA-799Textron Aviation 170BA-799

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Textron Aviation 321 and Textron Aviation 172A, and 14 more aircraft configurations model, serial range, and configuration?
  2. 02Which propeller, governor, spinner, engine, and vibration limits 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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