# STC SA7207SW-D

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: S-TEC Corporation, United States
- Description: Installation of S-TEC System 40/50 single and two axis automatic flight guidance systems, Model ST-316-40/50.
- Applied: March 6, 1990
- Status date: March 24, 1994
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 1A13](https://openairdocs.org/tcds/1A13)
- Certificate PDF: https://openairdocs.org/files/sha256/ed/02/ed02d7689f159d394b7188e7723873b667a94f72b92a5ae06e6d6bdc0d64c94e
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/D603612E65AAA28D85256CC20056A208.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA7207SW-D

## ADs that name it (0)

None.

## Approved models (2)

- REVO Incorporated Lake LA-4 ([TCDS 1A13](https://openairdocs.org/tcds/1A13))
- REVO Incorporated Lake LA-4-200 ([TCDS 1A13](https://openairdocs.org/tcds/1A13))

## 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.

Q zUKTD Btpartmmt of transportation— Jptdcra! atriation administration Supplemental 'Cgpc Certificate iSUvrnvW' SA7207SW-D S-TEC Corporation 946 Pegram Wolters Industrial Park Mineral Wells, Texas 76067 C 1 V 1 1 Air i Trv »vn 1 A1 3 LAKE LA-4 AND LA-4-200 Installation of S-TEC System 40/50 Single and Two Axis Automatic Flight Guidance Systems, Model ST-316-40/50, according to Bulletin No. 416, Revision 2, dated 1-18-94 and Master Drawing List No. 92505, Revision B, dated 1-18-94 with Optional Yaw Trim System or later FAA Approved revisions of the above data (14 Volt System)

1. Also eligible on Model LA-4-200 When Modified Per STC SA114NE.

2. FAA/DAS Approved Airplane Flight Manual Supplement, P/N 89849, dated 4-13-90 is required for Lake Models LA-4 and LA-4-200 and Model LA-4-200 When Modified Per STC SA114NE for S-TEC System 40 or later FAA Approved revisions of the above supplement.

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

£f^ni SXaminj 3-06-90 4-13-90 : 3-24-94, Revision 1 Sgnaturtj William J. Thomas DAS Staff Coordinator. DAS 5 SW (Tttlt) ___ Any alteration of this urtificatt is punishable by a fine of not txcetding II ,000, or imprisonment not txcttding 3 yean, or both.

Tkit eertificatt may bt ttantfmti in accordance with FAR 21.17.

tinted Starts of 2mrnta Btpartmcnt of Transportation— ^federal 30iation administration Supplemental ICgpe Certificate(Continuation SA7207SW-D, Revision 1 Limitations and Conditions (con't.)

3. FAA/DAS Approved Airplane Flight Manual Supplement, P/N 89850, dated 4-13-90 is required for Lake Models LA-4 and LA-4-200 and Model LA-4-200 When Modified Per STC SA114NE for S-TEC System 50 or later FAA Approved revisions of the above supplement.

4. FAA/DAS Approved Airplane Flight Manual Supplement, P/N 891047S, dated 3-24-94 is required for Lake Models LA-4 and LA-4-200 and Model LA-4-200 When Modified Per STC SA114NE for S-TEC System 50 with Optional Yaw Trim System 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.

.•Inr iilttrutiun of this certificate is pumshablt by ajiru of not exceeding 11,000, or imprisonment not exceeding 3 years, or h»ih.

FAA FORM 8110.2-1 do-8») Thit ctTdfcati may bi transferred in accordance with 1'Alt ,'t.J?

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 CXgme. of transferee) (Address of transferee) C^lymter and street) (City, State, andZlf code) from C^tant of grantor) (Print or type) (Address of grantor) (y^anBer ami street) (City, State, andZlf code) Exent of Authority (if licensing agreement) :

Signature of grantor (In inty :__ __ _ __ Page 2 of 2

## Every issue (1)

- March 24, 1994: Amended, Current. [certificate](https://openairdocs.org/files/sha256/ed/02/ed02d7689f159d394b7188e7723873b667a94f72b92a5ae06e6d6bdc0d64c94e)

---
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.