# STC SA02340AK - Type: Supplemental type certificate - Status: Current, Issued - Holder: Tailwind Aviation Inc, United States - Description: Manufacture tailplane reinforcement brackets. - Applied: January 9, 2009 - Status date: March 26, 2009 - Product: Aircraft, Large Multi-Engine - Certification basis: Part 3, Part 21 - Data sheets: [TCDS A-806](https://openairdocs.org/tcds/A-806) - Certificate PDF: https://openairdocs.org/files/sha256/87/8e/878eaf72c0a56f47132f2a0a3335b75db5b1ec05912cbb8fd341c08c3b6f2bcf - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/31C480E949F75CF3862576B80058DD9D.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SA02340AK ## ADs that name it (0) None. ## Approved models (3) - Viking Air Limited DHC-2 Mk.I ([TCDS A-806](https://openairdocs.org/tcds/A-806)) - Viking Air Limited DHC-2 Mk.II ([TCDS A-806](https://openairdocs.org/tcds/A-806)) - Viking Air Limited DHC-2 Mk.III ([TCDS A-806](https://openairdocs.org/tcds/A-806)) ## 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. This certificate issued to Tailwind Aviation, Inc. 491 Westcove Drive Wasilla, AK 99654 Part 3 of the Civil Air Regulations Original Product — Type Certificate Number: A-806 Make: Viking Air Limited (deHavilland) Model: DHC-2 Mk. I, DHC-2 Mk. II, DHC-2 Mk. III Description of Type Design Change: Manufacture tailplane reinforcement brackets in accordance with Tailwind Aviation, Inc. Master Data List TWA-C2-TPR-020, Revision A, dated 3/19/09, or later FAA approved revision. Install in accordance with Tailwind Aviation, Inc. Reinforcement Installation TWA-C2-TPR-100, Revision A, dated 1/26/09, or later FAA approved revision. Approval of this change in type design applies to the aircraft models listed above only. The installer must determine whether this design change is compatible with previously approved modifications. For Instructions for Continued Airworthiness refer to TWA-C2-TPR-070, Revision A, dated 3/19/09, or later FAA accepted revision. This modification is in the area subject to Airworthiness Directive 2008-11-11. The FAA has determined that this modification has no effect on compliance with AD 2008-11-11 and no alternative method of compliance is required for installation. AD 2008-11-11 must continue to be accomplished after installation of this modification. If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission. Date of application: January 9, 2009 Date reissued: Date of issuance: March 26, 2009 Date amended: ( Signature) Gregory J. Holt Manager, Anchorage Aircraft Certification Office ( Title) ## Every issue (1) - March 26, 2009: Issued, Current. [certificate](https://openairdocs.org/files/sha256/87/8e/878eaf72c0a56f47132f2a0a3335b75db5b1ec05912cbb8fd341c08c3b6f2bcf) --- 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.