# STC SA3387SW-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Century Flight Systems Inc, United States
- Description: Mitchell automatic flight system AK888 consisting of Century 31 autopilot.
- Status date: August 24, 1983
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A4CE](https://openairdocs.org/tcds/A4CE)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/AB81C2038E9BE46085256CC2000A9789.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3387SW-D

## ADs that name it (0)

None.

## Approved models (2)

- The Cessna Aircraft Company TU206G ([TCDS A4CE](https://openairdocs.org/tcds/A4CE))
- The Cessna Aircraft Company U206G ([TCDS A4CE](https://openairdocs.org/tcds/A4CE))

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