# STC SR03265AT

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Thoroughbred Aviation Maintenance Inc, United States
- Description: Modification of engine gearbox breather system by the installation of Heli-Tech "HT800-Engine Gearbox Breather Kit", P/N HT800
- Applied: February 2, 2004
- Status date: February 25, 2022
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21
- Data sheets: [TCDS H3WE](https://openairdocs.org/tcds/H3WE)
- Certificate PDF: https://openairdocs.org/files/sha256/56/cc/56cc6730f06b160067962ebdaaeab76fa80ab473c621aee6aaa894f3ba5af422
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/67BC857930FB5C2D862587F70072DD67.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SR03265AT

## ADs that name it (0)

None.

## Approved models (8)

- MD Helicopters Inc. 369A ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))
- MD Helicopters Inc. 369D ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))
- MD Helicopters Inc. 369E ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))
- MD Helicopters Inc. 369H ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))
- MD Helicopters Inc. 369HE ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))
- MD Helicopters Inc. 369HM ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))
- MD Helicopters Inc. 369HS ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))
- MD Helicopters Inc. 500N ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))

## What the certificate says

The certificate has no text we could read; open the PDF to read it.

## Every issue (2)

- February 25, 2022: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/56/cc/56cc6730f06b160067962ebdaaeab76fa80ab473c621aee6aaa894f3ba5af422)
- May 9, 2006: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/67/97/6797e05e56a94d5da79050545ed6c009d5437a977a127b4cd4b99d92fee22c25)

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