# STC SR02429AK

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Airglas Inc., United States
- Description: Installation of Airglas, Inc. LTB2600 Modular Terrain System
- Applied: June 18, 2013
- Status date: December 14, 2015
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21, Part 27
- Data sheets: [TCDS H11NM](https://openairdocs.org/tcds/H11NM)
- Certificate PDF: https://openairdocs.org/files/sha256/3b/04/3b0433aaad785f67b987462ec9da20334285d3f8217377e0bd1f46a6b808cba2
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/A35E6FEFB285F27E86257F1F00747ED1.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SR02429AK

## ADs that name it (0)

None.

## Approved models (2)

- Robinson Helicopter Company R44 ([TCDS H11NM](https://openairdocs.org/tcds/H11NM))
- Robinson Helicopter Company R44 II ([TCDS H11NM](https://openairdocs.org/tcds/H11NM))

## 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.

Part 27 of the Federal Aviation Regulations.

Original Product – Type Certificate Number: H11NM Make: Robinson Helicopter Company Model: R44, R44II

Description of Type Design Change: Installation of Airglas, Inc. LTB2600 Modular Terrain System in accordance with Airglas, Inc. Descriptive Data List (DDL) #LTB2600-R-44, Rev. B, dated October 29, 2015, or later FAA approved revision.

1) The installer must determine whether this design change is compatible with previously approved modifications.

2) 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.

3) FAA Approved Rotorcraft Flight Manual Supplement (RFMS), Document AI-LTB2600-R44-FM, Rev. Orig., dated December 14, 2015, or later FAA approved revision is a required part of this STC.

4) For Instructions for Continued Airworthiness (ICA), refer to Airglas, Inc., Manual Number LTB2600-105, Rev. A, dated September 10, 2014, or later FAA accepted revision.

Airglas, Inc.

3500 O’Malley Road Anchorage, AK 99507 Date of application: June 18, 2013

Date of issuance: December 14, 2015

(Signature) August A. Asay Manager, Anchorage Aircraft Certification Office

(Title)

## Every issue (1)

- December 14, 2015: Issued, Current. [certificate](https://openairdocs.org/files/sha256/3b/04/3b0433aaad785f67b987462ec9da20334285d3f8217377e0bd1f46a6b808cba2)

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