# STC SA02522AK - Type: Supplemental type certificate - Status: Current, Reissued - Holder: McFarlane Aviation LLC, United States - Description: Fabrication and installation of Tail Cone Reinforcement Angles in accordance with QMI, Inc., Installation Instructions ST02171AK-A, Rev IR, Dated January 18, 2019, or later FAA approved revision. - Applied: February 21, 2019 - Status date: February 16, 2023 - Product: Aircraft - Data sheets: [TCDS 3A13](https://openairdocs.org/tcds/3A13), [TCDS 3A24](https://openairdocs.org/tcds/3A24), [TCDS 5A6](https://openairdocs.org/tcds/5A6) - Certificate PDF: https://openairdocs.org/files/sha256/d6/7c/d67cdc7a772c24a0045b6fd36c654a21a1a8e16f5c215fee2c985b25710f0f05 - Approved model list and other attachments: [SA02522AK_AML.pdf](https://openairdocs.org/files/sha256/8d/fe/8dfe1772a0019eed35655ef61c07039b35a0100ec06ab47ce13f0885a41a0739) - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID189216014220230324134826.0001 - DRS record last changed: December 5, 2025 - Page: https://openairdocs.org/stc/SA02522AK ## ADs that name it (0) None. ## Approved models (24) - Textron Aviation Inc. 180 ([TCDS 5A6](https://openairdocs.org/tcds/5A6)) - Textron Aviation Inc. 180A ([TCDS 5A6](https://openairdocs.org/tcds/5A6)) - Textron Aviation Inc. 180B ([TCDS 5A6](https://openairdocs.org/tcds/5A6)) - Textron Aviation Inc. 180C ([TCDS 5A6](https://openairdocs.org/tcds/5A6)) - Textron Aviation Inc. 180D ([TCDS 5A6](https://openairdocs.org/tcds/5A6)) - Textron Aviation Inc. 180E ([TCDS 5A6](https://openairdocs.org/tcds/5A6)) - Textron Aviation Inc. 180F ([TCDS 5A6](https://openairdocs.org/tcds/5A6)) - Textron Aviation Inc. 180G ([TCDS 5A6](https://openairdocs.org/tcds/5A6)) - Textron Aviation Inc. 180H ([TCDS 5A6](https://openairdocs.org/tcds/5A6)) - Textron Aviation Inc. 180J ([TCDS 5A6](https://openairdocs.org/tcds/5A6)) - Textron Aviation Inc. 180K ([TCDS 5A6](https://openairdocs.org/tcds/5A6)) - Textron Aviation Inc. 182 ([TCDS 3A13](https://openairdocs.org/tcds/3A13)) - Textron Aviation Inc. 182A ([TCDS 3A13](https://openairdocs.org/tcds/3A13)) - Textron Aviation Inc. 182B ([TCDS 3A13](https://openairdocs.org/tcds/3A13)) - Textron Aviation Inc. 182C ([TCDS 3A13](https://openairdocs.org/tcds/3A13)) - Textron Aviation Inc. 182D ([TCDS 3A13](https://openairdocs.org/tcds/3A13)) - Textron Aviation Inc. 185 ([TCDS 3A24](https://openairdocs.org/tcds/3A24)) - Textron Aviation Inc. 185A ([TCDS 3A24](https://openairdocs.org/tcds/3A24)) - Textron Aviation Inc. 185B ([TCDS 3A24](https://openairdocs.org/tcds/3A24)) - Textron Aviation Inc. 185C ([TCDS 3A24](https://openairdocs.org/tcds/3A24)) - Textron Aviation Inc. 185D ([TCDS 3A24](https://openairdocs.org/tcds/3A24)) - Textron Aviation Inc. 185E ([TCDS 3A24](https://openairdocs.org/tcds/3A24)) - Textron Aviation Inc. A185E ([TCDS 3A24](https://openairdocs.org/tcds/3A24)) - Textron Aviation Inc. A185F ([TCDS 3A24](https://openairdocs.org/tcds/3A24)) ## 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. SA02522AK McFarlane Aviation, LLC 696 E. 1700 Rd. Baldwin City, Kansas 66006 Part 3 Civil Air Regulations *Refer to FAA Approved Model List (AML), Number SA02522AK, dated July 3, 2019, or later FAA approved revision. Fabrication and installation of Tail Cone Reinforcement Angles in accordance with McFarlane Aviation, LLC, Installation Instructions ST02171AK-A, Rev IR, Dated January 18, 2019, or later FAA approved revision. 1) The installer must determine whether this design change is compatible with previously approved modifications. (see Continuation Sheet page 3 of 3) February 21, 2019 February 9, 2022, February 16, 2023 July 3, 2019 Manager, Airframe & Administrative Section Chicago ACO Branch 3 SA02522AK SA02522AK 3 SA02522AK February 16, 2023 Reissued - cont. 2) If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission. 3) Maintain the Tail Cone Reinforcement Angle Installation in accordance with McFarlane Aviation, LLC Instructions for Continued Airworthiness Manual No. 004, Revision IR, dated April 26, 2019, or later FAA accepted revision. -END- 3 3 ### SA02522AK_AML.pdf **FAA APPROVED MODEL LIST (AML) NO. SA02522AK** **MCFARLANE AVIATION LLC FOR** TAIL CONE REINFORCEMENT ANGLES Issue Date: July 3, 2019 Page 1 of 1 **ITEM** **AIRCRAFT MAKE** **AIRCRAFT MODEL** **CERTIFICATION BASIS FOR** **ALTERATION** **ORIGINAL TYPE** **CERTIFICATE NUMBER** **INSTALLATION INSTRUCTIONS ICA AML** **AMENDMENT** **DATE NUMBER REVISION & DATE** NUMBER REVISION & DATE 1 Textron Aviation Inc. 180, 180A, 180B, 180C, 180D, 180E, 180F, 180G, 180H, 180J, 180K CAR 3 5A6 ST02171AK-A Rev IR, dated 1/18/2019* Manual No. Rev IR, dated 4/26/2019** N/A 2 Textron Aviation Inc. **182, 182A, 182B, 182C, 182D CAR 3** 3A13 ST02171AK-A Rev IR, dated 1/18/2019* Manual No. Rev IR, dated 4/26/2019** N/A 3 Textron Aviation Inc. 185, 185A, 185B, 185C, 185D, 185E, A185E, A185F CAR 3 3A24 ST02171AK-A Rev IR, dated 1/18/2019* Manual No. Rev IR, dated 4/26/2019** N/A *or later FAA-approved revision **or later FAA-accepted revision --END-- FAA Approved:_____________________________________ Monica L. Nemecek Manager, Airframe & Administrative Section Chicago ACO Branch Date Issued: July 3, 2019 with original STC Date(s) Reissued: February 9, 2022, February 16, 2023 ## Every issue (2) - February 16, 2023: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/d6/7c/d67cdc7a772c24a0045b6fd36c654a21a1a8e16f5c215fee2c985b25710f0f05), [SA02522AK_AML.pdf](https://openairdocs.org/files/sha256/8d/fe/8dfe1772a0019eed35655ef61c07039b35a0100ec06ab47ce13f0885a41a0739) - February 9, 2022: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/e1/7d/e17dde72c5b9819eaa2e7041ac836f8f13cd73bcd6fb86ad4ca8396cda52e93f), [AML SA02522AK.pdf](https://openairdocs.org/files/sha256/ec/22/ec2272c61b191bf2cf6e572f064720117e4b791be176eed7c4894d39cfe84e1a) --- 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.