# STC SH1546CE

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Collins Aviation Service, United States
- Description: Installation of Collins APS-841H automatic flight control system. (369D H500D) (369E H500E)
- Status date: June 27, 1983
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21
- Data sheets: [TCDS H3WE](https://openairdocs.org/tcds/H3WE)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/206CD8DEDE41978785256CC2005C2EA7.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SH1546CE

## ADs that name it (0)

None.

## Approved models (2)

- MD Helicopter Inc. 369D ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))
- MD Helicopter Inc. 369E ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))

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