FAA-listed STC holder

Thoroughbred Aviation Maintenance Inc STCs

The Jun 30, 2026 FAA DRS snapshot lists 9 selected supplemental type certificates with status Current under Thoroughbred Aviation Maintenance Inc. The records span 22 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

Feb 25, 2022

latest recorded revision

Recently revised records

Showing the 9 most recently revised records. Category directories provide the complete paginated discovery path.

9 displayed records.

Search every indexed record for this holder. The table below contains the recently revised records shown on this page.

Thoroughbred Aviation Maintenance Inc supplemental type certificates, aircraft applicability, source status and dates
STC and modification	Aircraft / model / TC	Source status and dates	Holder and authority
SR00314AT Installation of engine firewall in Hughes 369 model helicopter. Engine and powerplant View record	MD Helicopter 600NTC H3WE MD Helicopter 369HSTC H3WE MD Helicopter 500NTC H3WE MD Helicopter 369 SeriesTC H3WE MD Helicopter 369HTC H3WE MD Helicopter 369DTC H3WE MD Helicopter 369ETC H3WE MD Helicopter 369HMTC H3WE MD Helicopter 369FFTC H3WE	Current at cited snapshot Revised Feb 25, 2022 Application: May 13, 1993	FAA holder: Thoroughbred Aviation Maintenance Inc FAA authority record
SR00450AT Installation of a seat pan inspection panel. Cabin and interiors View record	MD Helicopter 500NTC H3WE MD Helicopter 600NTC H3WE MD Helicopter 369 SeriesTC H3WE	Current at cited snapshot Revised Feb 25, 2022 Application: Jan 7, 1994	FAA holder: Thoroughbred Aviation Maintenance Inc FAA authority record
SR00823AT This modification will allow the installation or rear extended cabin step. Cabin and interiors View record	MD Helicopter 369 (Army YOH-6A)TC H3WE	Current at cited snapshot Revised Feb 25, 2022 Application: Feb 2, 1995	FAA holder: Thoroughbred Aviation Maintenance Inc FAA authority record
SR00829AT Installation of front extended cabin step. Cabin and interiors View record	MD Helicopter 369 SeriesTC H3WE	Current at cited snapshot Revised Feb 25, 2022 Application: Feb 2, 1995	FAA holder: Thoroughbred Aviation Maintenance Inc FAA authority record
SR01838AT Installation of Cyclic Friction Release Levers. Other aircraft modifications View record	Schweizer Aircraft 269 SeriesTC 4H12	Current at cited snapshot Revised Feb 25, 2022 Application: Apr 7, 1998	FAA holder: Thoroughbred Aviation Maintenance Inc FAA authority record
SR01839AT Installation of cyclic friction levers. Other aircraft modifications View record	MD Helicopters 369TC H3WE MD Helicopters 369ATC H3WE MD Helicopters 369DTC H3WE MD Helicopters 369ETC H3WE MD Helicopters 369FTC H3WE MD Helicopters 369FFTC H3WE MD Helicopters 369HTC H3WE MD Helicopters 369HETC H3WE MD Helicopters 369HMTC H3WE MD Helicopters 369HSTC H3WE MD Helicopters 500NTC H3WE MD Helicopters 600NTC H3WE	Current at cited snapshot Revised Feb 25, 2022 Application: Apr 10, 1998	FAA holder: Thoroughbred Aviation Maintenance Inc. FAA authority record
SR02859AT Installation of Part Number 369HT21004 main rotor hub fairing as a direct replacement for OEM Part Number 369D21004-11 (BSC). Other aircraft modifications View record	MD Helicopter 369DTC H3WE MD Helicopter 369ETC H3WE MD Helicopter 369FFTC H3WE MD Helicopter 500NTC H3WE	Current at cited snapshot Revised Feb 25, 2022 Application: Apr 14, 2003	FAA holder: Thoroughbred Aviation Maintenance Inc FAA authority record
SR03265AT Modification of engine gearbox breather system by the installation of Heli-Tech "HT800-Engine Gearbox Breather Kit", P/N HT800. Engine and powerplant View record	MD Helicopters 369ATC H3WE MD Helicopters 369DTC H3WE MD Helicopters 369ETC H3WE MD Helicopters 369HTC H3WE MD Helicopters 369HETC H3WE MD Helicopters 369HMTC H3WE MD Helicopters 369HSTC H3WE MD Helicopters 500NTC H3WE	Current at cited snapshot Revised Feb 25, 2022 Application: Feb 2, 2004	FAA holder: Thoroughbred Aviation Maintenance Inc FAA authority record
SR04175AT Installation of the HT400 Inspection Panel Kit. Other aircraft modifications View record	MD Helicopters 369DTC H3WE MD Helicopters 369ETC H3WE MD Helicopters 369FTC H3WE MD Helicopters 369FFTC H3WE MD Helicopters 369HTC H3WE MD Helicopters 369HETC H3WE MD Helicopters 369HMTC H3WE MD Helicopters 369HSTC H3WE	Current at cited snapshot Revised Feb 25, 2022 Application: Nov 12, 2013	FAA holder: Thoroughbred Aviation Maintenance Inc FAA authority record

Thoroughbred Aviation Maintenance Inc STCs

Modification mix

Aircraft represented

Recently revised records

Installation of engine firewall in Hughes 369 model helicopter.

Installation of a seat pan inspection panel.

This modification will allow the installation or rear extended cabin step.

Installation of front extended cabin step.

Installation of Cyclic Friction Release Levers.

Installation of cyclic friction levers.

Installation of Part Number 369HT21004 main rotor hub fairing as a direct replacement for OEM Part Number 369D21004-11 (BSC).

Modification of engine gearbox breather system by the installation of Heli-Tech "HT800-Engine Gearbox Breather Kit", P/N HT800.

Installation of the HT400 Inspection Panel Kit.