# STC SA5247SW-D

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: S-TEC Corporation, United States
- Description: Installation of S-TEC System 60 two axis automatic flight guidance system Model ST-025
- Applied: November 22, 1983
- Status date: March 25, 2002
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 3A17](https://openairdocs.org/tcds/3A17)
- Certificate PDF: https://openairdocs.org/files/sha256/4c/cb/4ccb9f333e04a1b6f8418e6e9843cc5505516fcb9f762a5fef31bb47f13b7e73
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/954E2791B2066E2F85256CC2001227D2.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA5247SW-D

## ADs that name it (0)

None.

## Approved models (1)

- Cessna Aircraft Company R172K ([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.

Pmtcb ^tates ©f j of '^Transportation - ,3feaeral JVniation jAomtntstratton OLerttftcate SA5247SW-D S-TEC Corporation One S-TEC Way Mineral Wells Municipal Airport Mineral Wells, TX 76067-9236 fojij ff.

,? e 3A17 Cessna R172K Installation of S-TEC System 60 Two Axis Automatic Flight Guidance System, Model ST-025, according to Bulletin No. 128, Revision 13, dated 3-20-02 and Master Drawing List No. 9226 Revision M, dated 3-20-02 or later FAA Approved revisions of the above data (28 Volt System).

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

If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

11-22-83 12-12-83 8-13-86,3-25-02 (Signature) Michael Keirnan DAS Staff Coordinator. DAS 5 SW (Title)

Jlnttcb ^tatza (§f at fKnxn&partxiian - .Sfeheral JXiriation .Ahmtmstratton (Eerttftcate SA5247SW-D Limitations and Conditions (con't.)

1. FAA Approved Supplement to Pilot's Operating Handbook and/or FAA Approved Airplane Flight Manual, P/N 89377, dated 12-12-83 is required for Cessna Model R172K or later FAA Approved revisions of the above supplement.

2. FAA Approved Supplement to Pilot's Operating Handbook and/or FAA Approved Airplane Flight Manual, P/N 89377-1, dated 8-13-86 is required for Cessna Model R172K or later FAA Approved revisions of the above supplement.

3. FAA/DAS Approved Pilot's Operating Handbook and/or Airplane Flight Manual Supplement, P/N 89377, Revision 2, dated 3-25-02 is required for Cessna model R172K or later FAA Approved revisions of the above supplement.

4. Compatibility of this modification with other previously approved modifications must be determined by the installer.

FAA Form 8110-2-1(10-69) Page 2 of 2

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee).

(Address of transferee). (Number and street) (City, State, and <7P 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)

- March 25, 2002: Amended, Current. [certificate](https://openairdocs.org/files/sha256/4c/cb/4ccb9f333e04a1b6f8418e6e9843cc5505516fcb9f762a5fef31bb47f13b7e73)

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