# STC SA3395SW-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Century Flight Systems Inc, United States
- Description: Installation of Mitchell automatic system AK893 consisting of Century IIB autopilot.
- Status date: August 24, 1983
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A1EA](https://openairdocs.org/tcds/A1EA)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/3266FC7A1EEB2E9585256CC2000A979B.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3395SW-D

## ADs that name it (0)

None.

## Approved models (2)

- The New Piper Aircraft Inc. PA-30 ([TCDS A1EA](https://openairdocs.org/tcds/A1EA))
- The New Piper Aircraft Inc. PA-39 ([TCDS A1EA](https://openairdocs.org/tcds/A1EA))

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.