# STC ST00056CH-D

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Garrett Aviation Services, United States
- Description: Installation of Universal Avionics Flight Management Systems for Primary Means in Oceanic and Remote Airspace.
- Applied: May 21, 1998
- Status date: October 31, 2003
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A16NM](https://openairdocs.org/tcds/A16NM)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/BC10B21E9C146DD486256E90006E647E.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/ST00056CH-D

## ADs that name it (0)

None.

## Approved models (1)

- Gulfstream Aerospace LP 1125 Westwind Astra ([TCDS A16NM](https://openairdocs.org/tcds/A16NM))

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