# STC ST00093AT

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Raytheon Aircraft Services Inc, United States
- Description: Installation of a Sundstrand MK-VI Ground proximity warning system.
- Status date: October 4, 1995
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A14SW](https://openairdocs.org/tcds/A14SW)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/F779B4662C39EA6C85256CC2006A701A.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/ST00093AT

## ADs that name it (0)

None.

## Approved models (1)

- Raytheon Aircraft Company MU-300 ([TCDS A14SW](https://openairdocs.org/tcds/A14SW))

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