# STC SA3778NM

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Honeywell International Inc, United States
- Description: Installation of a single or dual Global Wulfsberg Systems (GWS) GNS-X navigation management system.
- Status date: March 22, 1996
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 3A20](https://openairdocs.org/tcds/3A20)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/F3CE3109B16D36C685256CC2000C5A67.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3778NM

## ADs that name it (0)

None.

## Approved models (1)

- Raytheon Aircraft Company E90 ([TCDS 3A20](https://openairdocs.org/tcds/3A20))

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