# STC SA8361SW-D

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: S-TEC Corporation, United States
- Description: Installation of S-TEC System 40/50 single and two axis automatic flight guidance systems, Model ST-483.
- Applied: October 22, 1992
- Status date: November 2, 1992
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 2A13](https://openairdocs.org/tcds/2A13)
- Certificate PDF: https://openairdocs.org/files/sha256/bb/3f/bb3f8f15f2af861cb090665fba6debe113a415b0d9f6cb4b7bb7852390d8bbcc
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/E3193C18728B372585256CC20058E74E.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA8361SW-D

## ADs that name it (0)

None.

## Approved models (1)

- The New Piper Aircraft Inc. PA-28-235 ([TCDS 2A13](https://openairdocs.org/tcds/2A13))

## What the certificate says

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

Hand Son of Sumia Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA83615W-0 This contificato, issuad lo S-TEC Corporation 946 Pegram Wolters Industrial Park Mineral Wells, Texas 76067 Pont 3 of the CIVIl Air Rogulations.

Original Product Type Contificato Numbon: 2A13 Make: Piper Model: PA-28-235 Description of Type Design Change:

Installation of S-TEC System 40/50 Single and Two Axis Automatic Flight Guidance Systems, Model ST-483, according to Bulletin No. 583, dated 10-20-92 and Master Drawing List No. 92578, dated 10-20-92 and/or later FAA Approved revisions of the above data (14 Volt System).

1. Only eligible on Piper Model PA-28-235, S/N 28-7310001 & Up.

2. FAA/DAS Approved Airplane Flight Manual Suppiement, P/N 89990, dated 11-02-92 1s required for System 40 and or later FAA Approved revisions of the above supplement.

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

Thomas (Tille)

This certificate may be transferred in accordance with FAR 21.17.

PAN FoR 81 10-2 (10-68)

rined Stares of 9menra Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number SA8361SW-D Limitations and Conditions: (con't.)

3. FAA/DAS Approved Airplane Flight Manual Supplement, P/N 89991, dated 11-02-92 is required for System 50 and/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.

ti 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 streel) (City, State, and ZIP code) Extent of Authority (if licensing agreement): - Date of Transfer:

Signature of grantor (In ink): -

## Every issue (1)

- November 2, 1992: Issued, Current. [certificate](https://openairdocs.org/files/sha256/bb/3f/bb3f8f15f2af861cb090665fba6debe113a415b0d9f6cb4b7bb7852390d8bbcc)

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