# STC SA356WE

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Staggerwing Museum Foundation Inc., United States
- Description: Installation of A3A autopilot.
- Applied: February 1, 1963
- Status date: August 12, 2005
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A-765](https://openairdocs.org/tcds/A-765)
- Certificate PDF: https://openairdocs.org/files/sha256/e6/b5/e6b59634351ccb777884f8dc1c7edda211f8ff4c16f63632a7fc42507a55d354
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/8EE58D8F82AE8B74862570D1006B5B50.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA356WE

## ADs that name it (0)

None.

## Approved models (5)

- Raytheon Aircraft Company C-45G ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Raytheon Aircraft Company C-45H ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Raytheon Aircraft Company D18S ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Raytheon Aircraft Company TC-45G ([TCDS A-765](https://openairdocs.org/tcds/A-765))
- Raytheon Aircraft Company TC-45H ([TCDS A-765](https://openairdocs.org/tcds/A-765))

## 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.

This Certificate issued to Staggerwing Museum Foundation, Inc.

560 Old Shelbyville Highway Tullahoma, Tennessee 37388 Part CAR 3 of the Civil Air Regulations.

A-765 BEECH C-45G, TC-45G, C-45H, TC-45H, D18S Description of Type Design Change: Installed A3A Autopilot in accordance with American Turbine Engine Co. drawing B-191. This installation is applicable to aircraft up to including 10,200 lbs.

gross wt.

Limitations and Conditions: This approval should not be extended to other specific airplanes of these models on which other previously approved modifications are incorporated, unless it is determined that the interrelationship between this change and any of those other previously approved modifications will introduce no adverse effect upon the airworthiness of that airplane.

American Turbine Engine Company FAA Approved Flight Manual Supplement dated March 7, 1963 is required with this installation. If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

Date of application : February 1, 1963

Date of issuance : March 7, 1963

Date reissued: April 25, 2005; August 12, 2005

( Signature)

Manager, Technical & Administrative Support Staff, Los Angeles Aircraft Certification Office ( Title)

## Every issue (2)

- August 12, 2005: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/e6/b5/e6b59634351ccb777884f8dc1c7edda211f8ff4c16f63632a7fc42507a55d354)
- April 25, 2005: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/dd/7c/dd7cbb20c08589eb7e748c1539d211c9a5f47dad47eca3a8ee335e8082db7e72)

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