# STC SR02473AK - Type: Supplemental type certificate - Status: Current, Reissued - Holder: StandardAero Atlantic USA Inc., United States - Description: Installation of the L-3 Communications NGT-9000R/RD and NGT-9000/D ADS-B IN/OUT system - Applied: November 24, 2015 - Status date: May 31, 2024 - Product: Aircraft, Rotorcraft - Certification basis: Part 21, Part 29 - Data sheets: [TCDS R00002RD](https://openairdocs.org/tcds/R00002RD), [TCDS H4EU](https://openairdocs.org/tcds/H4EU), [TCDS H1NE](https://openairdocs.org/tcds/H1NE) - Certificate PDF: https://openairdocs.org/files/sha256/54/4d/544daf3f695f1382bdb5172b663f99eb1d2571b1452e73120fc479abeaeefa9c - Approved model list and other attachments: [SR02473AK_AML.pdf](https://openairdocs.org/files/sha256/bd/cd/bdcd6342c0152dcc44a188006bd0f04943fb6d35252df12e2812a9c11eaefe2f) - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID146799045020240610164904.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SR02473AK ## ADs that name it (0) None. ## Approved models (8) - Agusta S.p.A. AB139 ([TCDS R00002RD](https://openairdocs.org/tcds/R00002RD)) - Agusta S.p.A. AW139 ([TCDS R00002RD](https://openairdocs.org/tcds/R00002RD)) - Airbus Helicopters AS332C ([TCDS H4EU](https://openairdocs.org/tcds/H4EU)) - Airbus Helicopters AS332L ([TCDS H4EU](https://openairdocs.org/tcds/H4EU)) - Airbus Helicopters AS332L1 ([TCDS H4EU](https://openairdocs.org/tcds/H4EU)) - Sikorsky Aircraft Corporation S-76A ([TCDS H1NE](https://openairdocs.org/tcds/H1NE)) - Sikorsky Aircraft Corporation S-76B ([TCDS H1NE](https://openairdocs.org/tcds/H1NE)) - Sikorsky Aircraft Corporation S-76C ([TCDS H1NE](https://openairdocs.org/tcds/H1NE)) ## 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. This certificate issued to: StandardAero Atlantic USA, Inc. 1873 Shell Simmons Drive Suite 110 Juneau, AK 99801 Make: * Model: * Refer to FAA Approved Model List (AML), Number SR02473AK, dated May 20, 2016, or later FAA approved revision, for rotorcraft makes and models, corresponding Type Certificate numbers, and applicable airworthiness regulations. Installation of the L-3 Communications NGT-9000R/RD and NGT-9000/D ADS-B IN/OUT system in accordance with Master Drawing List, VAHS-1601-MDL, Rev. N/C, dated May 11, 2016, or later FAA approved revision. 1) The installer must determine whether this design change is compatible with previously approved modifications. 2) For Instructions for Continued Airworthiness, refer to Document Number VAHS-1601-ICA, Rev. B, dated May 10, 2016, or later FAA accepted revision. (Continued on page 3 of 3) Date of application: November 24, 2015 Date of issuance: May 20, 2016 Date reissued: May 31, 2024 for Gregory S. DiLibero Manager, West Certification Branch Part 29 of Federal Aviation Regulations. Number: SR02473AK Transfer Endorsement Transfer the ownership of Supplemental Type Certificate Number: SR02473AK (Continuation Sheet) Date of application: November 24, 2015 Date of issuance: May 20, 2016 Date reissued: May 31, 2024 Date amended: Number: SR02473AK Limitations and Conditions: (Continued from Page 1 of 3) 3) Rotorcraft Flight Manual Supplement or Supplemental Flight Manual VAHS-1601-FMS, Rev. NC, dated May 20, 2016, or later FAA approved revision, is required to be carried on the rotorcraft as part of the installation of the NGT-9000R/RD. Rotorcraft Flight Manual Supplement or Supplemental Flight Manual VAHS-1601-FMS1, Rev. NC, dated May 20, 2016, or later FAA approved revision, is required to be carried on the rotorcraft as part of the installation of the NGT-9000/D. 4) Installation requires prior FAA approved antenna installation for Global Positioning antenna, and 1090- megahertz Antenna if not installed in accordance with VAHS-1601-MDL, Rev. N/C dated May 11, 2016 or later FAA approved revision. ### SR02473AK_AML.pdf United States Of America Department of Transportation - Federal Aviation Administration StandardAero Atlantic USA, Inc. Approved Model List (AML) 1873 Shell Simmons Dr., Suite 110 Number SR02473AK Juneau, Alaska 99801 Date of Issuance: May 20, 2016 Date of Reissuance: May 31, 2024 Approved Model List for the L-3 Communications Avionics Systems NGT-9000R/RD and NGT-9000/D ADS-B IN/OUT system on Part 29 Rotorcraft. No TC HOLDER TCDS TCDS REV TCDS **REV DATE MODELS** **CERTIFICATION** **BASIS MASTER DRAWING LIST** **INSTRUCTIONS FOR** **CONTINUED AIRWORTHINESS** **RFM SUPPLEMENT** **NUMBER / DATE** Page 1 of 1 1 Airbus Helicopters H4EU 19 10/8/15 AS332 C, L, L1 FAR 21.29, FAR 29 Master Drawing List, Doc No. VAHS-1601-MDL, Rev. N/C or later FAA approved revision Instructions for Continued Airworthiness, Doc No. VAHS-1601-ICA, Rev. B, or later FAA approved revision RFM Supplements, Doc No. VAHS-1601-FMS/FMS1, Rev. NC, dated 05/20/2016 or later FAA approved revisions 2 Agusta Westland R00002RD 13 2/8/16 AB139, AW139 FAR 21.29, FAR 29, FAR 36 Master Drawing List, Doc No. VAHS-1601-MDL, Rev. N/C or later FAA approved revision Instructions for Continued Airworthiness, Doc No. VAHS-1601-ICA, Rev. B, or later FAA approved revision RFM Supplements, Doc No. VAHS-1601-FMS/FMS1, Rev. NC, dated 05/20/2016 or later FAA approved revisions 3 Sikorsky Aircraft H1NE 45 6/10/15 S-76 A, B, C FAR 29 Master Drawing List, Doc No. VAHS-1601-MDL, Rev. N/C or later FAA approved revision Instructions for Continued Airworthiness, Doc No. VAHS-1601-ICA, Rev. B, or later FAA approved revision RFM Supplements, Doc No. VAHS-1601-FMS/FMS1, Rev. NC, dated 05/20/2016 or later FAA approved revisions No further entries ## Every issue (2) - May 31, 2024: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/54/4d/544daf3f695f1382bdb5172b663f99eb1d2571b1452e73120fc479abeaeefa9c), [SR02473AK_AML.pdf](https://openairdocs.org/files/sha256/bd/cd/bdcd6342c0152dcc44a188006bd0f04943fb6d35252df12e2812a9c11eaefe2f) - May 20, 2016: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/e7/e1/e7e1df6d37ed7799bcfacd02a71707006f2e9f0acdda4d80afec4038a7a58541), [SR02473AK_AML.pdf](https://openairdocs.org/files/sha256/82/f0/82f0c4d265e15d349c8bcbe026b1c47dad9555dc40dbe83576af7956f958e49b) --- 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.