# STC SA471SW

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Mitchell Industries, Inc, United States
- Description: Installation of Mitchell Automatic trim system AK149.
- Applied: January 11, 1965
- Status date: January 18, 1965
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS 3A20](https://openairdocs.org/tcds/3A20)
- Certificate PDF: https://openairdocs.org/files/sha256/87/b5/87b5090d23ea36cd7ca5cccef94383179c733d37e146d2fe331077f1a2a6f713
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/FAF8079CE7B648C886257E60006BCF73.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA471SW

## ADs that name it (0)

None.

## Approved models (3)

- Beechcraft Corporation 65 ([TCDS 3A20](https://openairdocs.org/tcds/3A20))
- Beechcraft Corporation 65-80 ([TCDS 3A20](https://openairdocs.org/tcds/3A20))
- Beechcraft Corporation 65-A80 ([TCDS 3A20](https://openairdocs.org/tcds/3A20))

## 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.

**FEDERAL AVIATION AGENCY**

1. NAME AND ADDRESS OF APPLICANT Mitchcll Industrie*, lac.

Municipal Airport P. 0. BOK 410 Mineral Well*. Texas 7404?

3. DESCRIPTION OF CHANGE Installation of Mitcaell Automatic Trl Uitchell Industries, be. Bulletin No.

approved bulletins and/or supplement

**WILL DATA BE AVAILABLE FOR SALE OR RELEASE TO**

b. WILL PARTS BE MANUFACTURED FOR SALE (Kef. CAK

**5. SIGNATURE AND TITLE OF APPLICANT 1-11-45**

**DATE OF APPLICATION FORM APPROVED, BUDGET BUREAU NO. 04-R015**

**INSTRUCTIONS - SUBMIT IN TRI PLICATE TO LOCAL FAA FLIGHT STANDARDS INSPECTOR.**

**COPY WILL BE RETURNED TO APPLICANT UPON**

**ISSUANCE**

2. SUPPLEMENTAL TYPE CERTIFICATE APPLIED FOR:

I y! AIRCRAFT I I ENGINE I I PROPELLER ORIGINAL MODEL DESIGNATION „__,.

49* 4^«ao % &%_ASA ^ww NEW MODEL DESIGNATION (If demited) _ Hona m System Model AX 149 ia accordance v ith 141 dated 1-11-45 and subsequent F. A. A.

OTHER PERSONS? 1 XI YES 1 1 NO 1 .55)1 133 VES ["I NO J^SA JS&^L^*~ 'siGNATUR^" Vlcm President TITLE

6. To be Completed by FAA

NATURE AND LOCATION OF DATA 0«t« listed in item 3 above and TXft A659SWS in STC SA470SW file, on file at SW-210.

Applicable KeguUtieasi CAK 3 effective 5/15/56, Aaeaeianit 3-1 and 3-2.

ORIGINAL TYPE CERTIFICATE NO. FAA API SUPPLEMENTAL TvpT CERTIFICATE NO.

/ DATE OF APPROVAL / «%_j|( j l-iiWw =ROVA1_

SI GNATURE * "tf *» TITLE * U.S. 60VEBHMEHT PRINTING OFFICE : I9S9 O—509657 FORM FAA-2417 (5-59)

## Every issue (1)

- January 18, 1965: Issued, Current. [certificate](https://openairdocs.org/files/sha256/87/b5/87b5090d23ea36cd7ca5cccef94383179c733d37e146d2fe331077f1a2a6f713)

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