# STC SA00855CH

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Seaway Aviation, United States
- Description: Installation of S-TEC Corp. System 50 Automatic Flight Control System in a Cessna 150J with a 180 horsepower engine installed.
- Status date: April 1, 1998
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 3A19](https://openairdocs.org/tcds/3A19)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/E9908CF54BF114C085256CC1007E018C.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA00855CH

## ADs that name it (0)

None.

## Approved models (1)

- The Cessna Aircraft Company 150J ([TCDS 3A19](https://openairdocs.org/tcds/3A19))

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