# STC SA5245SW-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-023.
- Applied: November 21, 1983
- Status date: March 18, 1986
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 5A6](https://openairdocs.org/tcds/5A6)
- Certificate PDF: https://openairdocs.org/files/sha256/5c/00/5c00dc0ace2e63793a1098d6b1b556d2ca6ea799038b018c4bfc313092650a4f
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/66310B68755556B485256CC2001227D0.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA5245SW-D

## ADs that name it (0)

None.

## Approved models (11)

- Cessna Aircraft Company 180 ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- Cessna Aircraft Company 180A ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- Cessna Aircraft Company 180B ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- Cessna Aircraft Company 180C ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- Cessna Aircraft Company 180D ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- Cessna Aircraft Company 180E ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- Cessna Aircraft Company 180F ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- Cessna Aircraft Company 180G ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- Cessna Aircraft Company 180H ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- Cessna Aircraft Company 180J ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- Cessna Aircraft Company 180K ([TCDS 5A6](https://openairdocs.org/tcds/5A6))

## What the certificate says

This is OCR from the scanned FAA certificate. OCR can misread letters and numbers.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA52455W-D This certificate issued to: 11. S-TEC Corporation Rt. 4, Bldg. 946 Wolters Industrial Complex Mineral Wells, TX 76067 Part 3 of the CiVil Air Hegulations Original Product - Type Gertificate Numben:

5A6 CESSNA 180, 180A, 180B, 180C, 180D, 180E, 180F, 180G, 180H, 180J AND 180K Installation of S-TEC System 60 Single Axis Automatic Flight Guidance System, Model ST-023, according to Bulletin No. 126, Revision 4, dated 1-15-86 and Master Drawing List No. 9223, Revision D, dated 1-15-86 and/or later FAA Approved revisions of the above data (14 Volt System).

1. Eligible on the above listed models when modified in accordance with STC SA1705WE (Wing Tip Tanks-Internal) and/or STC SA1435WE (Robertson STOL Conversion) (Landplane and Floatplane).

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

Date of Application: 11-21-83 Date Reissued: 7-18-81, 3-18-86, Revision 2 Date of Issuance: 11-29-83 Date Amended:

FEDERAL AVIATION By Direction of the Administrator Zerold It Zaflen TONIN STRATOR Harold W. Holdeman DAS Staff Coordinator, DAS 5 SW

47.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA52455W-D, Revision 2 Limitations and Conditions: (con't) FAA Approved Supplemental Flight Manual, P/N 8926-1, dated 11-29-83 is required for Cessna Models 180G, 180H, 1800, 180K, S/N 18053000 and below and the above Models when modified in accordance with STC SA1/05WE (Wing Tip Tanks-Internal) and/or STC SA1435WE Robertson STOL Conversion (Landplane and Floatplane Configuration) and/or later FAA Approved revisions of the above supplement.

FAA Approved Supplement to Pilot's Operating Handbook and/or FAA Approved Airplane Flight Manual, P/N 8934-1, dated 11-29-83 is required for Cessna Model 180K, S/N 18053001 and on and the above Model when modified in accordance with STC SA1705WE (Wing Tip Tanks-Internal) and/or STC SA1435WE Robertson STOL Conversion (Landplane and Floatplane Configuration) and/or later FAA Approved revisions of the above supplement.

FAA Approved Supplemental Flight Manual, P/N 89482, dated 7-18-84 is required tor Cessna Models 180, 180A, 180B, 180C, 180D, 180E and 180F and the above Models when modified in accordance with STC SA1705WE (Internal Tip Tanks) and/or STC SA1435WE (Robertson STOL) (Landplane and Floatplane) and/or later FAA Approved revisions of the above supplement.

FAA Approved Supplemental Flight Manual, P/N 8926-2, dated 3-18-86 1s required for Cessna Models 180G, 180H, 180J, 180K, S/N 18053000 and belov and the above Models when modified in accordance with STC SA1705WE (Wing Tip Tanks-Internal) and/or STC SA1435WE Robertson STOL Conversion (Landplane and Floatplane Configuration) and/or later FAA Approved revisions of the above supplement.

FAA Approved Supplement to Pilot's Operating Handbook and/or FAA Approved Airplane Flight Manual, P/N 8934-2, dated 3-18-86 is required for Cessna Model 180K, S/N 18053001 and on and the above Model when modified in accordance with STC SA1705WE (Wing Tip Tanks-Internal) and/or STC SA1435WE Robertson STOL Conversion (Landplane and Floatplane Configuration) and/or later FAA Approved revisions of the above supplement.

FAA Approved Supplemental Flight Manual, P/N 89482-1, dated 3-18-86 is required for Cessna Models 180, 180A, 180B, 180C, 180D, 180E and 180F and the above Models when modified in accordance with STC SA1705WE (Internal Tip Tanks) and/or STC SA1435WE (Robertson STOL) (Landplane and Floatplane) and/or later FAA Approved revisions of the above supplement.

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

**47 PAGE 2 OF 2 PAGES**

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, Stale, and ZIP code) Extent of Authority (if licensing agreement):

Date of Transfer: _ Signature of grantor (In ink):

U.S. GOVERNMENT PRINTING OFFICE: 1966 OF OF-205-579

## Every issue (1)

- March 18, 1986: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/5c/00/5c00dc0ace2e63793a1098d6b1b556d2ca6ea799038b018c4bfc313092650a4f)

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