FAA-listed STC holder

Bristow US LLC STCs

The Jun 30, 2026 FAA DRS snapshot lists 3 selected supplemental type certificates with status Current under Bristow US LLC. The records span 3 public aircraft directories and 3 modification categories. This is a research directory, not a claim that any specific kit or service is currently offered.

listed Current at snapshot

aircraft directories

modification categories

Dec 1, 2015

latest recorded revision

Modification mix

Safety and emergency equipment1

Avionics1

Aircraft connectivity1

Aircraft represented

Sikorsky Aircraft S-76C226 STCs Sikorsky Aircraft S-76A173 STCs Sikorsky Aircraft S-92A118 STCs

Recently revised records

Showing the 3 most recently revised records. Category directories provide the complete paginated discovery path.

SR09577RCSafety and emergency equipmentRevised Dec 1, 2015

Installation of an Automatic Deployable Emergency Locator Transmitter (ADELT) System.

FAA holder: Bristow US LLC

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SR09589RCAvionicsRevised Mar 7, 2014

Installation of Single TDR-94D Transponder with Automatic Dependent Surveillance-Broadcast integrated with two (2) RTU-4200 or RTU-4210 Radio Tuning Units, and a Single GNSS position source.

FAA holder: Bristow US LLC

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SR09632RCAircraft connectivityRevised Mar 28, 2013

Installation of an Automatic Dependent Surveillance-Broadcast (ADS-B) System including Trig TT22 Mode S transponder, Trig TC20 transponder controller, Comant transponder antenna, FreeFlight Systems 1201 GPS/WAAS Sensor, and FreeFlight Systems GPS antenna.

FAA holder: Bristow US LLC

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