# STC SA5255SW-D

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: S-TEC Corporation, United States
- Description: Installation of S-TEC System 40/50 single and two axis automatic flight guidance systems Model ST-203-40/50.
- Applied: September 23, 1983
- Status date: February 10, 1993
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A3SO](https://openairdocs.org/tcds/A3SO)
- Certificate PDF: https://openairdocs.org/files/sha256/f4/28/f428cff423103d771ea3c45f898df1107504ce7fc190eb4036b3d4262a214337
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/421D709690DA7AF885256CC2001227E3.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA5255SW-D

## ADs that name it (0)

None.

## Approved models (3)

- Piper Aircraft Inc. PA-32-260 ([TCDS A3SO](https://openairdocs.org/tcds/A3SO))
- Piper Aircraft Inc. PA-32-300 ([TCDS A3SO](https://openairdocs.org/tcds/A3SO))
- Piper Aircraft Inc. PA-32R-300 ([TCDS A3SO](https://openairdocs.org/tcds/A3SO))

## 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.

department of transportation—federal 3triarion administration Supplemental "Cgpc Certificate iSuvmvev SA5255SW-D S-TEC Corporation 946 Pegram Wolters Industrial Park Mineral Wells, Texas 76067 /&^^ jfai^ 3 Civil Air A3SO PIPER . PA-32-260, PA-32-300, AND PA-32R-300 Installation of S-TEC System 40/50 Single and Two Axis Automatic Flight Guidance Systems, Model ST-203-40/50, according to Bulletin No. 303, Revision 2, dated 1-15-93 and Master Drawing List No. 92222, Revision B, dated 1-15-93 or later FAA Approved revisions of the above data (14 Volt System).

1. FAA Approved Supplement to Pilot's Operating Handbook and/or FAA Approved Airplane Flight Manual, P/N 89273, dated 12-20-83 for Piper Models PA-32-260 and PA-32-300 is required for S-TEC System 40 and/or later FAA Approved revisions of the above supplement.

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

^Jj^ ^ eA

6...m.~<S~S: 7-H-84, 2-10-93, Revision 2 William J. Thomas DAS Staff Coordinator, DAS 5 SW (Title) fine of not exceeding $1,000, or imprisonment not exceeding 3 years, or both.

7"Aii artificale may bt ttamferrtd in atnfdana unth FAR 21.17.

ttrattd Stata of 3atnn Bqjartmcnt of Transportation— federal SUnation administration ^Supplemental TCjipe £ertificate(Continuation ghttt) SA5255SW-D, Revision 2 Limitations and Conditions (con't.)

2. FAA Approved Supplement to Pilot's Operating Handbook and/or FAA Approved Airplane Flight Manual, P/N 89274, dated 12-20-83 for Piper Models PA-32-260 and PA-32-300 is required for S-TEC System 50 or later FAA Approved revisions of the above supplement.

3. FAA Approved Supplement to Pilot's Operating Handbook and/or FAA Approved Airplane Flight Manual, P/N 89274-1, dated 2-10-93 for Piper Models PA-32-260 and PA-32-300 is required for S-TEC System 50 or later FAA Approved revisions of the above supplement.

4. FAA Approved Supplement to Pilot's Operating Handbook and/or FAA Approved Airplane Flight Manual, P/N 89438, dated 7-11-84 for Piper Model PA-32R-300 is required for S-TEC System 40 or later FAA Approved revisions of the above supplement.

5. FAA Approved Supplement to Pilot's Operating Handbook and/or FAA Approved Airplane Flight Manual, P/N 89439, dated 7-11-84 for Piper Model PA-32R-300 is required for S-TEC System 50 or later FAA Approved revisions of the above supplement.

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

.Ini alteration of this certificate is punishable by afint of not exceeding 11,000, or imprisonment not exceeding 3 vears. or hnih.

PAA FORM ntu.2-1 (10-M) TAu ctttifitatt may 4« trmtftrrtJ in accordant! uiittt l-".-tl{ .'/.V* 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, Slate, and <//> code) from (Name of grantor) (Print or type) .

(Address of grantor) (Number and street) (City, State, and ^1P code) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

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

## Every issue (1)

- February 10, 1993: Amended, Current. [certificate](https://openairdocs.org/files/sha256/f4/28/f428cff423103d771ea3c45f898df1107504ce7fc190eb4036b3d4262a214337)

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