# STC SA3256SW-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Century Flight Systems Inc, United States
- Description: Installation of Mitchell automatic flight system model AK694 consisting of Century IV autopilot or AK694FD consisting of Century IV Flight Director autopilot with optional remote annunciator.
- Applied: January 3, 1978
- Status date: March 28, 1984
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A29CE](https://openairdocs.org/tcds/A29CE)
- Certificate PDF: https://openairdocs.org/files/sha256/2e/62/2e6240d80e09b8d0a0d23c7bee413653af58112245460981b3fae0aa6dc02c1b
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/0FB2659F4C69924A86257DA80066C2E5.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3256SW-D

## ADs that name it (0)

None.

## Approved models (1)

- Beechcraft Corporation 76 ([TCDS A29CE](https://openairdocs.org/tcds/A29CE))

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

• /l&iM/aSwnA Bepartment of transportation —federal Situation administration Supplemental ICgpe Certificate tSlumwv' SA3256SW-D Century Flight Systems, Inc.

P.M. 1195 P. 0. Box 610 Mineral Wells, TX 76067 Jiw.'tufi&de&ijc^jf^^&fit^ A29CE Beech 76 Installation of Mitchell Automatic Flight System Model AK694 consisting of Century IV Autopilot or AK694FD consisting of Century IV Flight Director Autopilot with Optional Remote Annunciator according to Bulletin No. 823 dated 1-3-78 and Master Drawing List No. 87A976 dated 1-3-78 (14 Volt System), or later FAA approved revision.

and FAA/DAS Approved Airplane Flight Manual Supplement P/N 68S624-S dated 1-25-78 is required.

Placard P/N 13A660-1 is required.

modifications <J </„& r,^,^/ 3-28-84 Revision 1 Don P. Watson (Signature) Manager, Aircraft Certification Division Southwest Region (Title)

47.

FAA FOUM 8110-2 (10-68) •

Office of the transfer of this Supplemental Type Certificate.

The FAA will reissue the certificate in the name of the transferee and forward it to him.

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee).

(Address of transferee). (MumbtrmJttrtet) ( GO . SlaU, •ml ZIP ""I* > from (Name of grantor) (Print or type).

(Address of grantor) (Cit?, SUU, Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

## Every issue (1)

- March 28, 1984: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/2e/62/2e6240d80e09b8d0a0d23c7bee413653af58112245460981b3fae0aa6dc02c1b)

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