# STC SA7146SW-D

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: S-TEC Corporation, United States
- Description: Installation of S-TEC System 65, two axis automatic flight guidance system, Model ST-395.
- Applied: February 4, 1987
- Status date: April 6, 1987
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A16CE](https://openairdocs.org/tcds/A16CE)
- Certificate PDF: https://openairdocs.org/files/sha256/59/25/5925ece24a4e6c4704905707487ea06b39356c5e3b8d9d39930ebfdc2d67b5d0
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/79E308D047C34BEF85256CC20056A1AC.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA7146SW-D

## ADs that name it (0)

None.

## Approved models (2)

- The Cessna Aircraft Company 207A ([TCDS A16CE](https://openairdocs.org/tcds/A16CE))
- The Cessna Aircraft Company T207A ([TCDS A16CE](https://openairdocs.org/tcds/A16CE))

## What the certificate says

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

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA71465W-D This certificate issued to: S-TEC Corporation Rt. 4, Bldg. 946 Wolters Industrial Complex Mineral Wells, TX 76067 Certifies that the change in the type design for the following product with the limitations und conditions therefor as specified hereon meets the airworthiness reguirements of Part 23 of the Federal Air Regulations.

Original Product -Typebertificate Number: A16CE Make: CESSNA Model: 207A AND T207A Description of Type Design Change:

Installation of S-TEC System 65 Two Axis Automatic Flight Guidance System, Model ST-395, according to Bulletin No. 495, dated 12-03-86 and Master Drawing List No. 92412, dated 12-03-86 and/or later FAA Approved revisions of the above data (28 Volt System).

1. FAA Approved Supplement to Pilot's Operating Handbook and/or FAA Approved Airplane Flight Manual, P/N 89727, dated 4-06-87 is required for Cessna Models 207A and T207A, S/N 20700483 and Up and/or later FAA Approved revisions of the above supplement.

(See Continuation Sheet, Page 2, a part of this STC.)

Date of Application: 2-04-87 Date Reissued:

Date of Issuance: 4-06-87 Date Amended:

FEDERAL AVIATIO Any direction of the Idorinistrato (Signature ) PAINISTERS O Harold W. Holdeman DAS Staff Coordinator, DAS 5 SW (Title)

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number SA7146SW-D Limitations and Conditions: (con't)

2. FAA Approved Supplemental Flight Manual, P/N 89/26, dated 4-06-8/ 1s required for Cessna Models 207A and T207A, S/N 20700363 through S/N 20700482 and/or later FAA Approved revisions of the above supplement.

3. Compatability of this modification with other previously approved modifications must be determined by the installer.

**XXXXXXXXXX**

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee) (Address of transferee) (Number and street) (City, State, and Z1P code) from (Name of grantor) (Print or type) (Address of grantor) (Number and street) (City, State, and ZIP code) Exent of Authority (if licensing agreement) :

Signature of grantor (In ink) :

Pade 2 ot :

## Every issue (1)

- April 6, 1987: Issued, Current. [certificate](https://openairdocs.org/files/sha256/59/25/5925ece24a4e6c4704905707487ea06b39356c5e3b8d9d39930ebfdc2d67b5d0)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.