# STC SR09517RC - Type: Supplemental type certificate - Status: Current, Reissued - Holder: Ahlers Aerospace Inc, United States - Description: Installation of Night Vision Goggle (NVG) compatible interior lighting system - Applied: April 11, 2006 - Status date: April 28, 2014 - Product: Aircraft, Rotorcraft - Certification basis: Part 21 - Data sheets: [TCDS H2SW](https://openairdocs.org/tcds/H2SW) - Certificate PDF: https://openairdocs.org/files/sha256/7f/95/7f9576fc43a86edeb76b57d4511f2ea80b60b8243da639f3a69e2f6df05b126b - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/3E609761F2FD8B2D86257CCC006B8DF6.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SR09517RC ## ADs that name it (0) None. ## Approved models (3) - Bell Helicopter Textron Canada Limited 206B ([TCDS H2SW](https://openairdocs.org/tcds/H2SW)) - Bell Helicopter Textron Canada Limited 206L-3 ([TCDS H2SW](https://openairdocs.org/tcds/H2SW)) - Bell Helicopter Textron Canada Limited 206L-4 ([TCDS H2SW](https://openairdocs.org/tcds/H2SW)) ## 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(8/10) Page 1 of 3 Number SR09517RC This certificate issued to: Part 6 of the Civil Air Regulations. Installation of Night Vision Goggle (NVG) Compatible Interior Lighting System in accordance with Ahlers Aerospace, Inc. (AAI), Master Drawing List 206-01 (E99-84), Revision AE, dated April 11, 2013, or later Federal Aviation Administration (FAA) approved revision. Rotorcraft Flight Manual Supplement (RFMS), AAI Document No. E99-149, Revision A, dated July 12, 2011, or later FAA approved revision is required. Instructions for Continued Airworthiness (ICA), AAI Document No. E99-93, Revision H, dated April 01, 2014, or later FAA accepted revision is required for this installation. Installation of NVG Compatible Interior Lighting System does not include or imply approval for flight operations with NVG. The operator must receive a determination from their civil aviation authority if an approval to operate with NVGs is required. For 206L-3 model helicopters (S/N: 51001 – 51513), the Bell Helicopter Textron Technical Bulletin No. 206L-09-234, dated June 15, 2009, which addresses the modification of the 5 Volt Lighting System, must be completed prior to the installation of this STC. Ahlers Aerospace, Inc. 3621 Raider Drive Hurst, TX 76053 H2SW Bell Helicopter Textron Canada Limited Model: 206B; 206L-3; 206L-4 Make: Date of application: April 11, 2006 Date of issuance: June 3, 2008 Date reissued: April 28, 2014 Date amended: August 4, 2011 Signature Scott A. Horn Title Manager, Rotorcraft Certification Office Southwest Region P/N: N/A PE: APG OFFICE: ASW-170 United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Continuation Sheet FAA Form 8110-2(8/10) Page 2 of 3 United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Continuation Sheet FAA Form 8110-2(8/10) Page 3 of 3 Number SR09517RC Date of Issuance: June 3, 2008 Date Amended: August 4, 2011 Date Reissued: April 28, 2014 Any subsequent deviation to the cockpit/cabin configuration specified in the type design of this STC may affect the compatibility of the Night Vision Imaging System (NVIS) and will require a re-evaluation for NVIS cockpit and NVG compatibility. The aircraft is not certificated for NVG operations until the evaluation is completed. Once the aircraft is modified with this STC, any future modification to the aircraft may also affect the compatibility with NVG and may require re-evaluation by the FAA Aircraft Certification Office. The installer must determine whether this design change is compatible with previously approved modifications. If the holder agrees to permit another pers on to use this certificate to alter a product, the holder must give the other person written evidence of that permission. ## Every issue (2) - April 28, 2014: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/7f/95/7f9576fc43a86edeb76b57d4511f2ea80b60b8243da639f3a69e2f6df05b126b) - August 4, 2011: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/9e/61/9e612affb22265a46dc09780cfc25b5cd4f554495d2055062be3e88a5fbacb71) --- 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.