# STC ST327CH

- Type: Supplemental type certificate
- Status: Current, Reissued and Amended
- Holder: Gulfstream Aerospace Corporation, United States
- Description: Installation of an AlliedSignal ground proximity warning system.
- Status date: October 15, 1998
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A46EU](https://openairdocs.org/tcds/A46EU)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/B18CF41348BFDD5385256CC300035FBD.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/ST327CH

## ADs that name it (0)

None.

## Approved models (1)

- Dassault-Aviation Mystere-Falcon 900 ([TCDS A46EU](https://openairdocs.org/tcds/A46EU))

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