# STC SA3337SW-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Century Flight Systems Inc, United States
- Description: Installation of Mitchell automatic flight system Model AK782 consisting of a Century III autopilot with optional radio coupler and glide slope coupler.
- Applied: March 26, 1979
- Status date: August 15, 1983
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 3A15](https://openairdocs.org/tcds/3A15)
- Certificate PDF: https://openairdocs.org/files/sha256/4e/32/4e3255433b2a30114d5480a688652e55d1aab3f49112ad1073b67de9f5de46b1
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/91E0FD4DD73D516A85256CC2000A9706.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA3337SW-D

## ADs that name it (0)

None.

## Approved models (1)

- Beechcraft Corporation F33C ([TCDS 3A15](https://openairdocs.org/tcds/3A15))

## 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.

United £tatu of amrrica Bcpartment of ^Transportation — federal auiation administration Supplemental Ituje Certificate SA3337SW_D Century Flight Systems, Inc.

F.M. 1195 P. 0. Box 610 Mineral Wells, TX 76067 '£wJyfi0Je(eA4gtMfW^&f!c>ttc*{ri^^ -\ Civil Air 3A15 Beech Installation of Mitchell Automatic Flight System Model AK782 coniisting of a Century III Autopilot with Optional Radio Coupler and Glide Slope Coupler according to Bulletin No. 922, dated 3/22/79 and Master Drawing List No. 87A1050 dated 3/22/79 (23 Volt System) and/or later FAA approved revision.

Pilot's Operating Handbook and FAA/DAS Approved Airplane Flight Manual Supplement, P/N 68S845, dated 4/10/79 is required and/or later FAA approved revision.

Placard P/N 13A660-1 is required.

Compatibility of this modification with other previously approved modifications must be determined by the Installer.

3/26/79 A/10/7Q 8/15/83 Revision 1 -S *»/* attt Don P. WatSOn (Signature) Manager, Aircraft Certification Division Southwest Region (Title)

**FAA FOKM 8110-2 (10-68)**

.NSTRUCTIONS: The transfer endorsement below may be used to notify the appropriate FAA Kegion.1 Office of the transfer of this Supplemental Type Certificate.

The FAA will reissue the cenificatc in the name of the transferee and forward i. to him.

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

(Address of transferee). tXitmttr *nd itrtel) (City.Slalt. tml ZIP co* I from (Name of grantor) (Print or type).

(Address of grantor) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

## Every issue (1)

- August 15, 1983: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/4e/32/4e3255433b2a30114d5480a688652e55d1aab3f49112ad1073b67de9f5de46b1)

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