# STC SA7809SW-D

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: S-TEC Corporation, United States
- Description: Installation of S-TEC System 60 pitch stabilization system, Model ST-478, with optional automatic electric trim system.
- Applied: November 25, 1991
- Status date: December 10, 1991
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A23EU](https://openairdocs.org/tcds/A23EU)
- Certificate PDF: https://openairdocs.org/files/sha256/d2/32/d232381e6f98d9ff710be3b12bdce0fd58224401ec91c7b8f0701b181756def2
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/8832A59ACB6C367B85256CC20056A4B4.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA7809SW-D

## ADs that name it (0)

None.

## Approved models (8)

- Reims Aviation S.A. F337E ([TCDS A23EU](https://openairdocs.org/tcds/A23EU))
- Reims Aviation S.A. F337F ([TCDS A23EU](https://openairdocs.org/tcds/A23EU))
- Reims Aviation S.A. F337G ([TCDS A23EU](https://openairdocs.org/tcds/A23EU))
- Reims Aviation S.A. F337H ([TCDS A23EU](https://openairdocs.org/tcds/A23EU))
- Reims Aviation S.A. FT337E ([TCDS A23EU](https://openairdocs.org/tcds/A23EU))
- Reims Aviation S.A. FT337F ([TCDS A23EU](https://openairdocs.org/tcds/A23EU))
- Reims Aviation S.A. FT337GP ([TCDS A23EU](https://openairdocs.org/tcds/A23EU))
- Reims Aviation S.A. FT337HP ([TCDS A23EU](https://openairdocs.org/tcds/A23EU))

## 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.

Btpartrarnt of transportation—Jfotaal atnation administration Supplemental "Cgpe Certificate i/u4rrwe>*' SA7809SW-D S-TEC Corporation 946 Pegram Wolters Industrial Park Mineral Wells, Texas 76067 *AA.*«f<,.»~n~*fA*fzz*i«[ 23 V^ Federal Aviation A23EU REIMS AVIATION S.A.

F337E, FT337E, F337F, FT337F, F337G, FT337GP, Installation of S-TEC System 60 Pitch Stabilization System, Model ST-478, with Optional Automatic Electric Trim System, according to Bulletin No. 578, dated 11-21-91 and Master Drawing List No. 92553, dated 11-21-91 and/or later FAA Approved revisions of the above data (28 Volt System).

1. Also eligible on the above models when modified per STC SA937CE (Horton STOL Craft Conversion).

2. Also eligible on the above models when modified per STC SA1627WE (Robertson STOL Conversion).

Continuation Sheet, Page 2, a part of this STC.)<«i>£^^W-^»^ f^s William J. Thomas DAS Staff Coordinator. DAS 5 SW (THU)

nit tertijieate may Ar troiufmid in ucatdanu until FAR 21.17.

ttrarni Scam of antnra Bcpartmcnt of Transportation— Jfedtral 3Wation Administration Certificate (Continuation Sheet) SA7809SW-D Limitations and Conditions (con't.)

3. FAA/DAS Approved Supplemental Flight Manual, P/N 89952, dated 12-10-91 is required for Reims Aviation S.A. Models F337E, FT337E, F337F, FT337F, F3376, FT337GP, F337H, and FT337HP And The Above Models When Modified Per STC SA937CE (Norton STOL Craft Conversion) and/or later FAA Approved revisions of the above supplement.

4. FAA/DAS Approved Supplemental Flight Manual, P/N 89953, dated 12-10-91 is required for Reims Aviation S.A. Models F337E, FT337E, F337F, FT337F, F337G, FT337GP, F337H, and FT337HP When Modified Per STC SA1627WE (Robertson STOL Conversion) and/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.

alteration of thu certificate is punishable by a fine of not exceeding 11,000, or imprisonment not exceeding 3 years, or hnth.

FORM siiu-2-1 (to.a» Thu etrttfeatt may hi trant/errtd m oaorJanti with 1~.\H .'/.V* PAGE 2 Of 2 PAGES

INSTRUCTIONS: The transfer endorsemeni 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 Ihc name of the transferee and forward it to him

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee) (Address of transferee) (Number and street) (City, State, and £1P code) from (Name of grantor) (Print or type) (Address of grantor) itntkfr ami street) ( ('.lit. Slnle. and ^1T rode I Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

## Every issue (1)

- December 10, 1991: Issued, Current. [certificate](https://openairdocs.org/files/sha256/d2/32/d232381e6f98d9ff710be3b12bdce0fd58224401ec91c7b8f0701b181756def2)

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