# STC SA5111SW-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: S-TEC Corporation, United States
- Description: Installation of S-TEC System 60 Two Axis Automatic Flight Guidance system, Model ST-095, with Optional Automatic Electric Trim System
- Applied: September 17, 1982
- Status date: December 17, 1987
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 3A12](https://openairdocs.org/tcds/3A12)
- Certificate PDF: https://openairdocs.org/files/sha256/2a/4d/2a4d542ef2cd4e86bbc830d225d780234b602c75da5d5bca8acdea469e3bf10d
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/C9151217983AA0A386257E960076CC90.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA5111SW-D

## ADs that name it (0)

None.

## Approved models (8)

- Cessna Aircraft Company 172D ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172E ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172F (USAF T-41A) ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172G ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172H (USAF T-41A) ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172I ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172K ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 172L ([TCDS 3A12](https://openairdocs.org/tcds/3A12))

## 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.

United States of America Bcpartmcnt of Transportation —federal a&iation administration Supplemental t^gpe Certificate SA5111SW-D S-TEC Corporation Rt. 4, Bldg. 946 Wolters Industrial Complex Mineral Wells, Texas 76067 vrru'/a£umA/sji<ristft>-nt/<£'<rnj 3 td/^e, Civil Air * SleaMaJionA/.

: 3A12 -. CESSNA : 1720, 172E, 172F, 172G, 172H, 1721, 172K Installation of S-TEC System 60 Two Axis Automatic Flight Guidance System, Model ST-095, with Optional Automatic Electric Trim System, according to Bulletin No.

198, Revision 2, dated 12-02-87 and Master Drawing List No. 92129, Revision B, dated 12-02-87 with Optional Flight Director Steering Horizon and/or later FAA Approved revisions of the above data (14 Volt System).

1. Also eligible on the above listed models when modified in accordance with STC SA420CE (Lycoming Engine 0-360-A1D, 180 H.P.).

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

^ft^;CW&f{4M^jz>ndJ/i&j!uyifi0iL&n^^^ S&c/rS ™. 9-17-82 tSLt*****^ : 2-22-85, 12-17-87, Revision 2 .' 9 - 2 4 - 8 2 (Signature) Harold W. Holdeman DAS Staff Coordinator, DAS 5 SW (Title)

'/his certificate may be transferred in accordance with h'AR 21.47.

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

United Reacts of amtrira Btpartmcnt of Transportation— Jpederal airiation administration Supplemental TCjipe Certificate(Continuation £heet) SA5111SW-D, Revision 2 Limitations and Conditions (con't)

2. FAA Approved Supplemental Flight Manual, P/N 89144, dated 9-24-82 is required and/or later FAA Approved revisions of the above supplement.

3. FAA Approved Supplemental Flight Manual, P/N 89144-1, dated 2-22-85 is required and/or later FAA Approved revisions of the above supplement.

4. FAA Approved Supplemental Flight Manual, P/N 89144-2, dated 12-17-87 is required 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.

.l»n alteration nj this certificate is punishable by a fine of nnt exceeding SI, OOP, or imprisonment not exceeding 3 years, or b/ith.

" A/V i ORM Biio-2-1 (to-69) This certificate may be trantjerred in accordance with I-'AI< ~l.V."

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee) (Address of transferee) (Number and street) (City, Slate, and ^IP code) from (Name of grantor) (Print or type) (Address of grantor) (Number and street) (City, Sttitf, and £1P cade) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

## Every issue (2)

- December 17, 1987: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/2a/4d/2a4d542ef2cd4e86bbc830d225d780234b602c75da5d5bca8acdea469e3bf10d)
- December 17, 1987: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/2a/4d/2a4d542ef2cd4e86bbc830d225d780234b602c75da5d5bca8acdea469e3bf10d)

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