# STC SA103SW

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Mitchell Industries Inc, United States
- Description: Installation of Mitchell Automatic pilot AK111.
- Applied: July 25, 1962
- Status date: August 28, 1962
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS 3A21](https://openairdocs.org/tcds/3A21)
- Certificate PDF: https://openairdocs.org/files/sha256/98/f8/98f825056f0fe8deb2c40832e692a4c02f6e7c9c831115eca98b8e89982b5810
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/86B8808526FC31D786257D3F006F3F6A.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA103SW

## ADs that name it (0)

None.

## Approved models (2)

- Cessna Aircraft Company 210 ([TCDS 3A21](https://openairdocs.org/tcds/3A21))
- Cessna Aircraft Company 210A ([TCDS 3A21](https://openairdocs.org/tcds/3A21))

## What the certificate says

This is OCR from the scanned FAA certificate. OCR can misread letters and numbers.

FEDERAL AVIATION AGENCY Supplemental Type Certificate

1. NAME AND ADDRESS OF APPLICANT Mitchell Industries, Inc.

P.0. Box 610 Municipal Airport Mineral Welis, Texas

**3. DESCRIPTION OF CHANGE FORM APPROVED, BUDGET BUREAU NO. 04-R015**

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

**COPY WILL BE RETURNED TO APPLICANT UPON**

ISSUANCE Supplemental Type Certificate APPLIED FOR:

**AIRCRAFT ENGINE PROPELLER**

ORIGINAL MODEL DESIGNATION Cesana 210 & 210A NEW MODEL DESIGNATION (If desired) None Installation of Mitchell Automatic Pilot Model AKlll in accordance with Mitchell Industries, Inc. Bulletin No.187 dated 7-25-62 and subsequent F.A.A. approved bulletins and/or supplements.

Notes: Mitchell Industries Inc. F.A.A. approved placard 13A89-111 required.

WILL DATA BE AVAILABLE FOR SALE OR RELEASE TO OTHER PERSONS? YES - NO

b. WILL PARTS BE MANUFACTURED FOR SALE (Ref. CAR 1.55)1 A YES O NO

5. SIGNATURE AND TITLE OF APPLICANT anil D. Surenan

SIGNATURE 7-25-62 General Manager Date of Application: TITLE

6. To be Completed by FAA

**NATURE AND LOCATION OF DATA DATA LISTED IN ITEM 3 ABOVE ON FILE AT SN-210.**

**REFERENCE PROJECT A1375W.**

**APPLICABLE CAR'S SANE AS ORIGINAL CERTIFICATION.**

**ORIGINAL TYPE CERTIFICATE NO. FAA APPROVAL 3A21**

SUPPLEMENTAL TYPE CERTIFICATE NO SA1035W DATE OF APPROVAL H. H. SLAUGHTER 8/28/62 CHIEF, ENGINEERING AND MANUFACTURING BRANCH TITLE VERNMENT PRINTING OFFICE: 1959 0-509657 FORM FAA~2417 (5-59)

## Every issue (1)

- August 28, 1962: Issued, Current. [certificate](https://openairdocs.org/files/sha256/98/f8/98f825056f0fe8deb2c40832e692a4c02f6e7c9c831115eca98b8e89982b5810)

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