# STC SR01819AT

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Bell Helicopter Textron Inc., United States
- Description: Installation of Relay Module on Bell 407 Helicopters Aeronautical Accessories, Inc., Relay Module, in accordance with Aeronautical Accessories, Inc., Drawing Number 099-113 and 099-114, dated 12/05/97, or later FAA approved.
- Applied: October 16, 1997
- Status date: June 6, 2011
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21, Part 27
- Data sheets: [TCDS H2SW](https://openairdocs.org/tcds/H2SW)
- Certificate PDF: https://openairdocs.org/files/sha256/f5/28/f528c8a93cccfca6c4ebfeb60a4627440794afd2c3337df45da2ab8d308ef912
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/79E22E61D083D1DA862578EF0072AC28.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SR01819AT

## ADs that name it (0)

None.

## Approved models (1)

- Bell Helicopter Textron (Canada) 407 ([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.

Number SR01819AT This certificate issued to

Part 27 of the Federal Aviation Regulations.

Installation of Relay Module on Bell 407 Helicopters Aeronautical Accessories, Inc., Relay Module, in accordance with Aeronautical Accessories, Inc., Drawing Number 099-113 and 099-114, dated 12/05/97, or later FAA approved.

The installer must determine whether this design change is compatible with previously approved modifications. 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. The FAA approved Airplane Flight Manual Supplement dated February 8, 1999 or later FAA approved is a required part of this STC.

Bell Helicopter Textron, Inc.

441 Industrial Park Road Piney Flats, TN 37686 H2SW Make : Bell Helicopter Textron Canada Model : 407 Date of application : October 16, 1997

Date of issuance : February 08, 1999

Date reissued : June 6, 2011

( Signature) James A. Richmond, Acting Manager Rotorcraft Certification Office, Southwest Region

( Title)

FAA Form 8110-2-1(10-69) Page 2 of 2

## Every issue (1)

- June 6, 2011: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/f5/28/f528c8a93cccfca6c4ebfeb60a4627440794afd2c3337df45da2ab8d308ef912)

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