# STC SA5191SW-D

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: S-TEC Corporation, United States
- Description: Installation of S-TEC System 60 single axis automatic flight guidance system, Model ST-085.
- Applied: May 27, 1983
- Status date: January 31, 1995
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 2A13](https://openairdocs.org/tcds/2A13)
- Certificate PDF: https://openairdocs.org/files/sha256/1c/38/1c382200007c8a8b222fb73e1f7604b749d69743f8809933a94fa04a436f43c7
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/28912D1D88DE898C85256CC200122760.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA5191SW-D

## ADs that name it (0)

None.

## Approved models (5)

- Piper Aircraft Inc. PA-28-151 ([TCDS 2A13](https://openairdocs.org/tcds/2A13))
- Piper Aircraft Inc. PA-28-161 ([TCDS 2A13](https://openairdocs.org/tcds/2A13))
- Piper Aircraft Inc. PA-28-181 ([TCDS 2A13](https://openairdocs.org/tcds/2A13))
- Piper Aircraft Inc. PA-28-201T ([TCDS 2A13](https://openairdocs.org/tcds/2A13))
- Piper Aircraft Inc. PA-28-236 ([TCDS 2A13](https://openairdocs.org/tcds/2A13))

## What the certificate says

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

Anita Stus di Sana Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number 5A51915W-0 This certificate issued to: S-TEC Corporation 946 Pegram Mineral Wells, TX 76067 Certifies that the change in the type design for the following product with the lionilations and conditions shomfor as specified hereon meets the sinworthiness requiremonts of Port 3 of the CIVIl Air Regulations Original Product Type Contificato Numbon: 2A13 Make: Piper Model: PА-28-151, PА-28-161, PА-28-181, Description of Type Design Change: PA-28-201T, AND PA-28-236 Installation of S-TEC System 60 Single Axis Automatic Flight Guidance System, Model ST-085, according to Bulletin No. 188, Revision 4, dated 1-18-95 and Master Drawing List No. 9294, Revision D, dated 1-18-95, or later FAA Approved revisions of the above data, (14 Volt System).

1. FAA Approved Supplement to Pilot's Operating Handbook and/or FAA Approved Airplane Flight Manual, P/N 89108-2, dated 7-27-83 is required for Piper Models PA-28-151, PA-28-161, PA-28-181, and PA-28-236 or later FAA Approved revisions of the above supplement.

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

7-27-83 Date Amended: 6-13-84, 1-31-95, Revision 2 FEDERA AVIATION By direction of the Ildminisboates Will i Signate) • Thomas DAS Staff Coordinator, DAS 5 SW (Tille)

17.

**PAR FORM 8110-2 (10-681**

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA51915W-D, Revision 2 Limitations and Conditions: (con't.)

2. FAA/DAS Approved Pilot's Operating Handbook and/or Airplane Flight Manual Supplement, P/N 89108-3, dated 1-31-95 is required for Piper Models PA-28-151, >A-28-161, PA-28-181, and PA-28-236 or later FAA Approved revisions of the above supplement.

3. FAA Approved Supplement to Pilot's Operating Handbook and/or FAA Approved Airplane Flight Manual, P/N 89433, dated 6-13-84 is required for Piper Model PA-28-201T or later FAA Approved revisions of the above supplement.

4. FAA/DAS Approved Pilot's Operating Handbook and/or Airplane Flight Manual Supplement, P/N 89433-1, dated 1-31-95 is required for Piper Model PA-28-201T or later FAA Approved revisions of the above supplement.

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

t7 PAGE 2 OF 2 PAGES

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

Date of Transfer: - Signature of grantor (In ink):.

U.S. GOVERNMENT PRINTING OFFICE: 1966 OF OF-205-579

## Every issue (1)

- January 31, 1995: Amended, Current. [certificate](https://openairdocs.org/files/sha256/1c/38/1c382200007c8a8b222fb73e1f7604b749d69743f8809933a94fa04a436f43c7)

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