# STC SA5381SW-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: S-TEC Corporation, United States
- Description: Installation of S-TEC System 60 single axis automatic flight guidance system, Model ST-094.
- Applied: February 5, 1985
- Status date: October 27, 1989
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS 3A17](https://openairdocs.org/tcds/3A17)
- Certificate PDF: https://openairdocs.org/files/sha256/fe/34/fe344c59e6c84a0a9a42ecbe778d730bb778086b19744f23ad0e20c601e3086b
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/85C7902422B3D72C85256CC2001228C2.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA5381SW-D

## ADs that name it (0)

None.

## Approved models (4)

- Textron Aviation Inc. R172E ([TCDS 3A17](https://openairdocs.org/tcds/3A17))
- Textron Aviation Inc. R172F ([TCDS 3A17](https://openairdocs.org/tcds/3A17))
- Textron Aviation Inc. R172G ([TCDS 3A17](https://openairdocs.org/tcds/3A17))
- Textron Aviation Inc. R172H ([TCDS 3A17](https://openairdocs.org/tcds/3A17))

## 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.

Bcpartmrnt of transportation—federal atriation administration Supplemental "Cjipe Certificate SA5381SW-D S-TEC Corporation Rt. 4, Bldg. 946 Wolters Industrial Complex Mineral Wells, Texas 76067

•JwJ>yfLfjlieAAanjC(^J£fo^c>6btviryyifvdci^^A^ jA^^tf^fc>T^^n^^jr^aMf^>rnff^^C^tft' 3 A^J&e/ Civil Air 3A17 Cessna R172E, R172F, R172G and R172H Installation of S-TEC System 60 Single Axis Automatic Flight Guidance System, Model ST-094, according to Bulletin No. 197, Revision 2, dated 10-03-89 and Master Drawing List No. 92145, Revision B, dated 10-03-89 and/or later FAA Approved revisions of the above data (14 Volt System).

1. FAA Approved Supplemental Flight Manual, P/N 89550, dated 2-28-85 is required and/or later FAA Approved revisions of the above supplement.

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

: 2-05-85 2-28-85 i ^^ &»^ri4^n^^ £Zf/rrUn* 10-27-89, Revision 1 (Signature) Harold W. Holdeman DAS Staff Coordinator, DAS 5 SW

This certificate may be transferred in accordance with FAR 21.17.

United £tatts of America Btpartmcnt of transportation— Jpederal awation administration 3uppltmental ICgpe (Etrtificatt(Continuation £heet) SA5381SW-D, Revision 1 Limitations and Conditions (con't.)

2. FAA Approved Supplemental Flight Manual, P/N 89550-1, dated 10-27-89 is required and/or later FAA Approved revisions of the above supplement.

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

Ani alteration nf this certificate is punishable by a fine of not exceeding Sl,000, or imprisonment not exceeding 3 years, nr hnth.

TAA roRM 8iiu-z-l do-69) This certificate may be transferred in accordance with I'AR J.'/.-/7.

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 street) (City, State, and %IP code) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

## Every issue (1)

- October 27, 1989: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/fe/34/fe344c59e6c84a0a9a42ecbe778d730bb778086b19744f23ad0e20c601e3086b)

---
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.