# STC SA5129SW-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: S-TEC Corporation, United States
- Description: Installation of S-TEC system 60 pitch stabilization system model ST-138 with optional autotrim electric trim system.
- Applied: December 27, 1982
- Status date: August 3, 1990
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 2A13](https://openairdocs.org/tcds/2A13)
- Certificate PDF: https://openairdocs.org/files/sha256/03/9e/039e8f175242a2f17ba61676c2691ee36efc0c08de95a762011aea8ada9d33c8
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/8A2396EB7B3B8C8985256CC2001226D2.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA5129SW-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.

Bried Sates o Ama Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA512954-0 This certificate issued to: S-TEC Corporation Rt. 4, Bldg. 946 Wolters Industrial Complex Mineral Wells, TX 76067 Part 3 of the CiVil Air Regulations Original Product -Type Contificate Number: 2A13 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 60 Pitch Stabilization System Model ST-138 with Optional Autotrim Electric Trim System, according to Bulletin No. 238, Revision 3, dated 7-26-90 and Master Drawing List No. 92167, Revision C, dated 7-26-90 and/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 89182, dated 1-10-83 is required for Piper Models PA-28R-201 and PA-28R-201T and/or later FAA Approved revisions of the above supplement.

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

Holdeman * DAS Staff Coordinator, DAS 5 SW (Title) a fine of not exceeding 81,000, or imprisonment not exceeding 3 years, or both

**PAN 5O0 8110-2 (10-68)**

niced Stares of Almonica Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA51295W-D, Revision 3 Limitations and Conditions: (con't.)

2. FAA Approved Supplement to Pilot's Operating Handbook and/or FAA Approved Airplane Flight Manual, P/N 89368, dated 4-09-84 is required for Piper Model PA-28R-200, S/N 28R-7235001 and Up, and/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 89892, dated 8-03-90 is required for Piper Models PA-28R-180; and PA-28R-200, S/N 28R-35001 through S/N 28R-7135329 and/or later FAA Approved revisions of the above supplement.

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

f7.

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 streel) (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-205-579

## Every issue (1)

- August 3, 1990: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/03/9e/039e8f175242a2f17ba61676c2691ee36efc0c08de95a762011aea8ada9d33c8)

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