# STC SH3065SO

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Sikorsky Aircraft, United States
- Description: Installation of dual Collins DME-442 DME systems.
- Status date: November 26, 1991
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21
- Data sheets: [TCDS H1NE](https://openairdocs.org/tcds/H1NE)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/7EBC15C65EAE7B3985256CC2005C30DA.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SH3065SO

## ADs that name it (0)

None.

## Approved models (3)

- 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))

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