# STC SA02559AK - Type: Supplemental type certificate - Status: Current, Amended - Holder: General Aviation Concepts, United States - Description: Installation of the Hartzell Model HC-C2YR-1N/NG8301-3 Propeller - Applied: November 18, 2021 - Status date: November 1, 2022 - Product: Aircraft, Small Airplane - Certification basis: Part 21, Part 21, Part 21, Part 21, Part 21, Part 21, Part 21 - Data sheets: [TCDS 3A12](https://openairdocs.org/tcds/3A12), [TCDS A-799](https://openairdocs.org/tcds/A-799), [TCDS 3A17](https://openairdocs.org/tcds/3A17) - Certificate PDF: https://openairdocs.org/files/sha256/00/07/0007c767e4de9424a166351db9c1730c4a643a7268625bd27117fda271da397e - Approved model list and other attachments: [AML SA02559AK.pdf](https://openairdocs.org/files/sha256/87/26/87263e9c54b6edc688c2bd897ca00fad409582e04e18a64190304fb819f7695b) - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID179629114420221107172030.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SA02559AK ## ADs that name it (0) None. ## Approved models (23) - Textron Aviation Inc. 170A ([TCDS A-799](https://openairdocs.org/tcds/A-799)) - Textron Aviation Inc. 170B ([TCDS A-799](https://openairdocs.org/tcds/A-799)) - Textron Aviation Inc. 172 ([TCDS 3A12](https://openairdocs.org/tcds/3A12)) - Textron Aviation Inc. 172A ([TCDS 3A12](https://openairdocs.org/tcds/3A12)) - Textron Aviation Inc. 172B ([TCDS 3A12](https://openairdocs.org/tcds/3A12)) - Textron Aviation Inc. 172C ([TCDS 3A12](https://openairdocs.org/tcds/3A12)) - Textron Aviation Inc. 172D ([TCDS 3A12](https://openairdocs.org/tcds/3A12)) - Textron Aviation Inc. 172E ([TCDS 3A12](https://openairdocs.org/tcds/3A12)) - Textron Aviation Inc. 172F (USAF T-41A) ([TCDS 3A12](https://openairdocs.org/tcds/3A12)) - Textron Aviation Inc. 172G ([TCDS 3A12](https://openairdocs.org/tcds/3A12)) - Textron Aviation Inc. 172H (USAF T-41A) ([TCDS 3A12](https://openairdocs.org/tcds/3A12)) - Textron Aviation Inc. 172I ([TCDS 3A12](https://openairdocs.org/tcds/3A12)) - Textron Aviation Inc. 172K ([TCDS 3A12](https://openairdocs.org/tcds/3A12)) - Textron Aviation Inc. 172L ([TCDS 3A12](https://openairdocs.org/tcds/3A12)) - Textron Aviation Inc. 172M ([TCDS 3A12](https://openairdocs.org/tcds/3A12)) - Textron Aviation Inc. 172N ([TCDS 3A12](https://openairdocs.org/tcds/3A12)) - Textron Aviation Inc. 172P ([TCDS 3A12](https://openairdocs.org/tcds/3A12)) - Textron Aviation Inc. 172Q ([TCDS 3A12](https://openairdocs.org/tcds/3A12)) - Textron Aviation Inc. 175 ([TCDS 3A17](https://openairdocs.org/tcds/3A17)) - Textron Aviation Inc. 175A ([TCDS 3A17](https://openairdocs.org/tcds/3A17)) - Textron Aviation Inc. 175B ([TCDS 3A17](https://openairdocs.org/tcds/3A17)) - Textron Aviation Inc. 175C ([TCDS 3A17](https://openairdocs.org/tcds/3A17)) - Textron Aviation Inc. P172D ([TCDS 3A17](https://openairdocs.org/tcds/3A17)) ## What the certificate says Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record. **14 CFR 21.120)** FAA Form 8110-2 (06/20) SUPERSEDES PREVIOUS EDITION PAGE 1 OF 2 Number: SA02559AK This certificate issued to: Description of Type Design Change: Installation of the Hartzell Model HC-C2YR-1N/NG8301-3 Propeller in accordance with Hartzell Owners Manual, Document Number 145 61-00-45, Revision 20, dated April 2021, or later FAA approved revision. 1. The installer must determine whether this design change is compatible with previously approved modifications. 2. For Instruction for Continued Airworthiness refer to Hartzell Owners Manual, Document Number 145 61-00-45, Revision 20, dated April 2021, or later FAA approved /accepted revision. 3. Aircraft must previously or concurrently be equipped with a Lycoming O-360-A1A, O-360-A1D, or IO-360-M1B under a separate FAA approval. 4. Aircraft must be configured with a tail wheel/conventional landing gear or tricycle gear with Landes (Airglas STC SA02069AK) fork and a minimum tire size 8.50 x 6 installed by previous FAA approval prior to installation. Gear modifications must be done under separate FAA approval. General Aviation Concepts 3033 Taxilane A North Pole, Alaska 99705 Make: * Refer to FAA Approved Model List SA02559AK, dated April 14, 2022, or later FAA Model: approved revision, for airplane makes and models. Date of application: November 18, 2021 Date of issuance: April 19, 2022 Date reissued: Date amended: November 1, 2022 By direction of the Administrator August A. Asay Title: Manager, Anchorage ACO Branch Part * of Federal Aviation Regulations. **14 CFR 21.120)** FAA Form 8110-2 (06/20) SUPERSEDES PREVIOUS EDITION PAGE 2 OF 2 Number: SA02559AK Transfer Endorsement Transfer the ownership of Supplemental Type Certificate Number: SA02559AK ### AML SA02559AK.pdf United States Of America Department of Transportation - Federal Aviation Administration General Aviation Concepts Approved Model List (AML) 3033 Taxilane A Number: SA02559AK North Pole, Alaska 99705 Date of Issuance: April 14, 2022 Amended November 1, 2022 Approved Model List for the 80 inch Hartzell Trailblazer Propeller, Model HC-C2YR-1N/NG8301 Revision 1 **TCDS HOLDER** **MODEL TCDS NUMBER** **CERTIFICATION BASIS** **INSTALLATION** **INSTRUCTIONS** ICA FAA APPROVED AFMS Textron Aviation Inc 170A, B A-799 **CAR 3** Hartzell Propeller Owner’s Manual 145 dated April, 2022 or later FAA approved revision NOTE: See Airplane Flight Manual Supplement for the removal of cautionary RPM ranges. Hartzell Propeller Owner’s Manual 145 dated April 2022, or later FAA accepted revision GAC-DOC-AFMS-002 dated March 24, 2022, or later FAA approved revision Textron Aviation Inc 172, 172A, 172B, 172C, 172D, 172E, 172F, 172G, 172H, 172I, 172K, 172L, 172M, 172N, 172P, 172Q 3A12 **CAR 3** Textron Aviation Inc 175, 175A, 175B, 175C, P172D 3A17 CAR 3 ## Every issue (2) - November 1, 2022: Amended, Current. [certificate](https://openairdocs.org/files/sha256/00/07/0007c767e4de9424a166351db9c1730c4a643a7268625bd27117fda271da397e), [AML SA02559AK.pdf](https://openairdocs.org/files/sha256/87/26/87263e9c54b6edc688c2bd897ca00fad409582e04e18a64190304fb819f7695b) - April 19, 2022: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/57/dd/57dd5456337bfcd86b6af0e7d0b38fd469c33a9e44a7941ae8fe783dfe06b966), [SA02559AK AML.pdf](https://openairdocs.org/files/sha256/5f/d3/5fd376f3e5ebafaa7e9c2db2eda0c1cf1aa3ed9e8c373fd5de4546ee3c1ddcbb) --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.