# STC SA3074SW-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Century Flight Systems Inc, United States
- Description: Mitchell automatic flight system AK547 consisting of Century I autopilot with optional omni tracker.
- Status date: June 21, 1984
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 1A15](https://openairdocs.org/tcds/1A15)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/8654D747297473C985256CC2000A9376.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3074SW-D

## ADs that name it (0)

None.

## Approved models (2)

- The New Piper Aircraft Inc. PA-24 ([TCDS 1A15](https://openairdocs.org/tcds/1A15))
- The New Piper Aircraft Inc. PA-24-250 ([TCDS 1A15](https://openairdocs.org/tcds/1A15))

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