# STC SA00178SE - Type: Supplemental type certificate - Status: Current, Reissued - Holder: Micro AeroDynamics Inc, United States - Description: Installation of vortex generators on the wing and tail surfaces of the above model aircraft - Applied: February 10, 1995 - Status date: March 11, 2013 - Product: Aircraft, Small Airplane - Certification basis: Part 3, Part 21, Part 23 - Data sheets: [TCDS A4SW](https://openairdocs.org/tcds/A4SW) - Certificate PDF: https://openairdocs.org/files/sha256/4f/25/4f25fdc72f42c65ed9828336817a7dfc3acc26255881a7619a79a3674f6e6ef1 - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/59E648E118F4561C86257B2C00648425.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SA00178SE ## ADs that name it (0) None. ## Approved models (16) - Thrush Aircraft Inc. S-2R ([TCDS A4SW](https://openairdocs.org/tcds/A4SW)) - Thrush Aircraft Inc. S2R-G1 ([TCDS A4SW](https://openairdocs.org/tcds/A4SW)) - Thrush Aircraft Inc. S2R-G10 ([TCDS A4SW](https://openairdocs.org/tcds/A4SW)) - Thrush Aircraft Inc. S2R-G5 ([TCDS A4SW](https://openairdocs.org/tcds/A4SW)) - Thrush Aircraft Inc. S2R-G6 ([TCDS A4SW](https://openairdocs.org/tcds/A4SW)) - Thrush Aircraft Inc. S2R-H80 ([TCDS A4SW](https://openairdocs.org/tcds/A4SW)) - Thrush Aircraft Inc. S2R-R1340 ([TCDS A4SW](https://openairdocs.org/tcds/A4SW)) - Thrush Aircraft Inc. S2R-R1820 ([TCDS A4SW](https://openairdocs.org/tcds/A4SW)) - Thrush Aircraft Inc. S2R-R3S ([TCDS A4SW](https://openairdocs.org/tcds/A4SW)) - Thrush Aircraft Inc. S2R-T11 ([TCDS A4SW](https://openairdocs.org/tcds/A4SW)) - Thrush Aircraft Inc. S2R-T15 ([TCDS A4SW](https://openairdocs.org/tcds/A4SW)) - Thrush Aircraft Inc. S2R-T34 ([TCDS A4SW](https://openairdocs.org/tcds/A4SW)) - Thrush Aircraft Inc. S2R-T45 ([TCDS A4SW](https://openairdocs.org/tcds/A4SW)) - Thrush Aircraft Inc. S2R-T65 ([TCDS A4SW](https://openairdocs.org/tcds/A4SW)) - Thrush Aircraft Inc. S2RHG-T34 ([TCDS A4SW](https://openairdocs.org/tcds/A4SW)) - Thrush Aircraft Inc. S2RHG-T65 ([TCDS A4SW](https://openairdocs.org/tcds/A4SW)) ## 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. Number SA00178SE This certificate, issued to Micro AeroDynamics, Inc. 4000 Airport Road, Suite D Anacortes, WA 98221 Parts 3 and 8 of the Civil Air Regulations and Part 23 of the Federal Aviation Regulations. Original ProductType Certificate Number: A4SW Make: Thrush Model: S2R, S2R-R1340, S2R-T34, S2R-T15, S2R-R3S, S2R- T11, S2R-G6, S2R-G5, S2R-G1, S2RHG-T34, S2R-H80, S2R-R1820, S2R-T65, S2RHG-T65, S2R-T45, S2R-G10 Description of the Type Design Change: Installation of vortex generators on the wing and tail surfaces of the above model aircraft in accordance with Micro AeroDynamics Drawing Package MA2045, Revision C, dated November 30, 2012, and Installation Manual MA2046, Revision B, dated January 22, 2013, or later Federal Aviation Administration (FAA) approved revisions. Limitations and Conditions: Approval of this change in type design applies to the above model aircraft equipped with factory option CKAG23, or modified per STC SA1463NM only. This approval should not be extended to other aircraft on which other previously approved modifications are incorporated unless it is determined that the relationship between this change and any other previously incorporated approved modifications, including changes in the type design, will introduce no adverse effect upon the airworthiness of that aircraft. A copy of this certificate and Instructions for Continued Airworthiness, Micro AeroDynamics Document MA0666, Revision B, or later FAA-accepted revision must be maintained as part of the permanent records for the modified aircraft. NOTE: If more than five vortex generators are damaged or missing, the aircraft is not airworthy. 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: February 10, 1995 Date reissued: 3/11/13 Date of issuance: April 6, 1995 Date amended: 6/1/95; 2/24/04; 11/3/09; 3/6/13 (Signature) Acting Manager, Seattle Aircraft Certification Office (Title) ## Every issue (3) - March 11, 2013: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/4f/25/4f25fdc72f42c65ed9828336817a7dfc3acc26255881a7619a79a3674f6e6ef1) - March 6, 2013: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/fd/51/fd517a792c3cd19c6f5c00da4dc0c893197f500e0fc84dbb29a216c1436ebd42) - November 3, 2009: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/3c/1e/3c1e1a76ac79cb668133b6c1f70294ec6258fa91f885dc7859301e6a4829eeeb) --- 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.