# STC SH1073NE

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Keystone Helicopter Corp, United States
- Description: Addition of global positioning system sensor, Model GPS 950, to existing multi-sensor Universal Navigation system UNS-1A long range navigation system.
- Status date: March 25, 1993
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21
- Data sheets: [TCDS H1NE](https://openairdocs.org/tcds/H1NE)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/B206DDA4DD7F09DB85256CC2005C2DFF.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SH1073NE

## ADs that name it (0)

None.

## Approved models (2)

- 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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