# STC SA1208NW - Type: Supplemental type certificate - Status: Current, Reissued - Holder: Fletchair Inc., United States - Description: Installation of a Lycoming engine with Sensenich propeller - Applied: January 12, 1981 - Status date: June 9, 2022 - Product: Aircraft, Small Airplane - Certification basis: Part 21, Part 23 - Data sheets: [TCDS A11EA](https://openairdocs.org/tcds/A11EA) - Certificate PDF: https://openairdocs.org/files/sha256/ba/31/ba3149ef7d387f1dcd470dccf0b7f457094fd8b37e95c9ed883e16145b99ab96 - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/6A1051949C13D53E862588940046E3A8.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SA1208NW ## ADs that name it (0) None. ## Approved models (4) - True Flight Holdings LLC AA-1 ([TCDS A11EA](https://openairdocs.org/tcds/A11EA)) - True Flight Holdings LLC AA-1A ([TCDS A11EA](https://openairdocs.org/tcds/A11EA)) - True Flight Holdings LLC AA-1B ([TCDS A11EA](https://openairdocs.org/tcds/A11EA)) - True Flight Holdings LLC AA-1C ([TCDS A11EA](https://openairdocs.org/tcds/A11EA)) ## 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. FAA Form 8110-2 (11/20) SUPERSEDES PREVIOUS EDITION Page 1 of ___ United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: dated February 1, 1965, and amendments 23-1 and 23-2. SA1208NW FletchAir, Inc. 103 Turkey Run Lane Comfort, TX 78013 23 the Civil Air A11EA Gulfstream American (Grumman) AA-1, AA-1A, AA-1B, and AA-1C Installation of a Lycoming 0-320 series engine (150 Hp @ 2700 rpm) with Sensenich 74DM6-0-58 through -64 propellers and a Lycoming 0-320 series engine (160 Hp @ 2700 rpm) with Sensenich 74DM6-0-58 through -64 propellers in accordance with Maynard C. Crosby Installation Instructions No. MC150. Approval of this change in type design applies to the above model aircraft only. This approval should not be extended to other aircraft of this model on which other previously approved modifications are incorporated unless it is determined that the relationship between this change and any of those other previously approved modifications, including changes in type design, will introduce no adverse effect upon the airworthiness of that aircraft. A copy of this Certificate and FAA Approved Airplane Flight Manaul Supplement shall be maintained as part of the permanent records for the modified aircraft. January 12, 1981 June 9, 2022 April 3, 1981 For Acting Manager, Seattle ACO Branch 2 FAA Form 8110-2 (11/20) SUPERSEDES PREVIOUS EDITION Page 2 of ___ United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA1208NW 2 ## Every issue (2) - June 9, 2022: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/ba/31/ba3149ef7d387f1dcd470dccf0b7f457094fd8b37e95c9ed883e16145b99ab96) - April 3, 1981: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/c0/2c/c02c1de1345ac8766444026627f1dd970e89ffee268c6df650f8e2e4eb22afb1) --- 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.