# STC SA09287AC-D

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: S-TEC Corporation, United States
- Description: Installation of S-TEC System 20/30 Single and Two Axis Automatic Flight Guidance System, Model ST-729-20/30.
- Applied: October 9, 1997
- Status date: October 13, 1997
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 2A13](https://openairdocs.org/tcds/2A13)
- Certificate PDF: https://openairdocs.org/files/sha256/98/93/9893a6850b8deacf98938b625cee703c0a5e2c86a0d8b5858139f577a37317db
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/A0605DC54FA7503A85256CC1007F3A68.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA09287AC-D

## ADs that name it (0)

None.

## Approved models (4)

- Piper Aircraft Inc. PA-28R-180 ([TCDS 2A13](https://openairdocs.org/tcds/2A13))
- Piper Aircraft Inc. PA-28R-200 ([TCDS 2A13](https://openairdocs.org/tcds/2A13))
- Piper Aircraft Inc. PA-28R-201 ([TCDS 2A13](https://openairdocs.org/tcds/2A13))
- Piper Aircraft Inc. PA-28R-201T ([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.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA09287AC-D This certificate issued to: S-TEC Corporation One S-TEC Way Mineral Wells Municipal Airport Mineral Wells, TX 76067-9236 I art 3 of the Cit i kegulations.

Original Product I ype Certificate A umber: 2A 13 Make: Piper Model: PA-28R-180, PA-28R-200, PA-28R-201, and PA-28R-201T Description of Type Design Change:

Installation of S-TEC System 20/30 Single and Two Axis Automatic Flight Guidance Systems, Model ST-729-20/30, according to Bulletin No. 829, dated 10-8-97 and Master Drawing List No. 921031, dated 10-8-97 or later FAA Approved revisions of the above data (14 Volt System).

FAA/DAS Approved Pilot's Operating Handbook and /or Airplane Flight Manual Supplement, P/N 891541, dated 10-13-97 is required for S-TEC System 20 for Piper Models PA-28R-180; & PA-28R-200, S/N 28R-35001 Through S/N 28R-7135329 or later FAA Approved revisions of the above supplement.

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

suspended, revoked or a termination date is othermise established by the Administrator of the Federal viation Administration.

Date of Application: 10-09-97 Date Reissued:

Date of Issuance: 10-13-97 Date Amended:

By Direction of the Administrator FEDERA AVIATION WeirD Hanna TOMINISTRATOR William J. Thomas DAS Staff Coordinator, DAS 5 SW (Title)

FAA Fore 8110-2 (10-68) Page 1 of 2

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA09287AC-D Limitations and Conditions: (con't.)

2. FAA/DAS Approved Pilot's Operating Handbook and/or Airplane Flight Manual Supplement, P/N 891542, dated 10-13-97 is required for S-TEC System 20 for Piper Models PA-28R-201 and PA-28R-201T or later FAA Approved revisions of the above supplement.

3. FAA/DAS Approved Pilot's Operating Handbook and/or Airplane Flight Manual Supplement, P/N 891543, dated 10-13-97 is required for S-TEC System 20 for Piper Model PA-28R-200, S/N 28R-7235001 & Up 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 891544, dated 10-13-97 is required for S-TEC System 30 for Piper Models PA-28R-180; & PA-28R-200, S/N 28R-35001 Through S/N 28R-7135329 or later FAA Approved revisions of the above supplement.

5. FAA/DAS Approved Pilot's Operating Handbook and/or Airplane Flight Manual Supplement, P/N 891545, dated 10-13-97 is required for S-TEC System 30 for Piper Models PA-28R-201 and PA-28R-201T or later FAA Approved revisions of the above supplement.

6. FAA/DAS Approved Pilot's Operating Handbook and/or Airplane Flight Manual Supplement, P/N 891546, dated 10-13-97 is required for S-TEC System 30 for Piper Model PA-28R-200, S/N 28R-7235001 & Up or later FAA Approved revisions of the above supplement.

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

FAA Form 8110-2-1 (10-69) Page 2 of 2

The FAA will reissue the certificate in the hame of the transferee and fotwatd it to tito

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

Signature of grantor (In ink):

## Every issue (1)

- October 13, 1997: Issued, Current. [certificate](https://openairdocs.org/files/sha256/98/93/9893a6850b8deacf98938b625cee703c0a5e2c86a0d8b5858139f577a37317db)

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