# STC SR01400NY

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Alpine Aerotech Limited, Canada
- Description: Installation of Alpine Aerotech Ltd. exhaust duct.
- Status date: October 17, 2001
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21
- Data sheets: [TCDS H4SW](https://openairdocs.org/tcds/H4SW)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/A008C7229A41544A85256CC20062272D.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SR01400NY

## ADs that name it (0)

None.

## Approved models (4)

- Bell Helicopter Textron 212 ([TCDS H4SW](https://openairdocs.org/tcds/H4SW))
- Bell Helicopter Textron 412 ([TCDS H4SW](https://openairdocs.org/tcds/H4SW))
- Bell Helicopter Textron 412CF ([TCDS H4SW](https://openairdocs.org/tcds/H4SW))
- Bell Helicopter Textron 412EP ([TCDS H4SW](https://openairdocs.org/tcds/H4SW))

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