# STC SA7138SW-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-351, with optional automatic electric trim system.
- Applied: January 7, 1987
- Status date: September 23, 1987
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A51EU](https://openairdocs.org/tcds/A51EU)
- Certificate PDF: https://openairdocs.org/files/sha256/b3/d2/b3d2fc627b8132e6201f1f9ad0ba183eb68fd50302ffb12da62be9686f6075ab
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/3CC7A354B3CF7E6186257F7A007A8D52.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA7138SW-D

## ADs that name it (0)

None.

## Approved models (3)

- SOCATA - Groupe Aerospatiale TB10 ([TCDS A51EU](https://openairdocs.org/tcds/A51EU))
- SOCATA - Groupe Aerospatiale TB20 ([TCDS A51EU](https://openairdocs.org/tcds/A51EU))
- SOCATA - Groupe Aerospatiale TB21 ([TCDS A51EU](https://openairdocs.org/tcds/A51EU))

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

Hinted £tatts of amtrica Bepartment of ^Transportation — federal atriation administration Supplemental t^pe Certificate tybwrrvvev SA7138SW-D S-TEC Corporation Rt. 4, Bldg. 946 Wolters Industrial Complex Mineral Wells, Texas 76067 'd/i&djuSwJcteAA<a'n/fwJiw 23 Federal Air *SleaMta&<m<!i/.

Of*aina/ dwcUtct ——. tJ>uSw^evddtca/e>i/Kwrrt4e>r': A 5 1 E U SOCATA TB 10, TB 20 and TB 21 Installation of S-TEC System 60 Pitch Stabilization System, Model ST-351, with Optional Automatic Electric Trim System, according to Bulletin No. 451, Revision 1, dated 9-04-87 and Master Drawing List No. 92382, Revision A, dated 9-04-87.

(14 Volt System)

1. Optional Automatic Electric Trim System not eligible on SOCATA Model TB 10 (Groupe AEROSPATIALE).

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

& ^e4^n^ S$d>?ivrii&foa/&r'j&J6he' : 9-23-87, Revision 1 (Signature) Harold W. Holdeman DAS Staff Coordinator, DAS 5 SU (Title)

**FAX FOKM 81 10-2 (10-68)**

tinted #att»0faiKrica Btpartmtnt of transportation -federal aoiation Administration oipplemental HCgpe Certificate(Continuation £heet) SA7138SW-D, Revision 1 Limitations and Conditions (con't)

2. FAA Approved Supplement to Pilot's Operating Handbook and/or FAA Approved Airplane Flight Manual, P/N 89682, dated 3-16-87 is required for SOCATA Model TB 20 (Groupe AEROSPATIALE) 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 89682-1, dated 9-23-87 is required for SOCATA Models TB 20 and TB 21 (Groupe AEROSPATIALE) and/or later FAA Approved revisions of the above supplement.

4. FAA Approved Supplement to Pilot's Operating Handbook and/or FAA Approved Airplane Flight Manual, P/N 89757, dated 9-23-87 is required for SOCATA Model TB 10 (Groupe AEROSPATIALE) and/or later FAA Approved revisions of the above supplement.

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

An\ alt f ration of this certificate is punishable by a fine of not exceeding Sl,000, or imprisonment not exceeding 3 years, or both.

>^AA FORM ano-z-l (10-69) This certificate may be transferred in accordance with FAR I'/.-/.7 PAGE 2 OF 2 PAGES

INSTRUCTIONS : The transfer endorsement below may be used to notify the appropriate FAA Regional Office of the transfer of this Supplemental Type Certificate.

The FAA will reissue the certificate In the name of the transferre and forward it to him.

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number _ to ('Home, of transferee) (Address of transferee) (9{um6er amf street) (City, State, andZlf code) from C^ame. of grantor) ("Print or type) _ _ ___ __ __ _ (Xdcfress of grantor) __ _ (y{um6er ami street) (City, State, aruCZlf code) Exent of Authority (if licensing agreement) :

Signature of grantor (In Page 2 of 2

## Every issue (1)

- September 23, 1987: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/b3/d2/b3d2fc627b8132e6201f1f9ad0ba183eb68fd50302ffb12da62be9686f6075ab)

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