# STC SA09444AC-D

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: S-TEC Corporation, United States
- Description: Installation of S-TEC GPSS ARINC 429/RS232 Converter/Interface, Model ST-901,
- Applied: March 15, 2000
- Status date: December 10, 2001
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 2A13](https://openairdocs.org/tcds/2A13)
- Certificate PDF: https://openairdocs.org/files/sha256/92/2e/922ea44d4cd63a5871fde72caeb4c2bc2bc792596a5e19519a6a2fcbaab0f8fe
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/2CCDB9623BA2E27D85256CC1007F3B08.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA09444AC-D

## ADs that name it (0)

None.

## Approved models (1)

- Piper Aircraft Inc. PA-28-140 ([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.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA09444AC-D This certificate issued to: S-TEC Corporation One S-TEC Way Mineral Wells Municipal Airport Mineral Wells, TX 76067-9236 Part 23 of the Fadeal I viation Regulations.

Original Product I ype Certificate Number: 2A13 Make: PIPER Model: PA-28-140 Description of Type Design Change:

Installation of S-TEC GPSS ARINC 429/RS232 Converter/Interface, Model ST-901, according to Bulletin No. 901, Revision 6, dated 12-06-01 and Master Drawing List No. 921170, Revision F, dated 12-06-01 or later FAA Approved revisions of the above data (14 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.

Date of Application: 3-15-00 Date Reissued:

Late of ismance: 3-16-00 Date Amended: 12-10-01 By Direction of the Administrator FEDERAL AVIATION (Signature) TOMINISTRATIOF Michael Keirnan DAS Staff Coordinator, DAS 5 SW (Title)

47.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA0944AC-D Limitations and Conditions: (con't.)

Eligibility limited to model PA-28-140, S/N 28-21392.

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

FAA Form 8110-3110-681

INSTRUCTIONS The transfer endorsement below may be used to notify the appropriate FAA Regional Office of the transfer of this Supplemental Type Certificate.

The FAA will reissue the certificate in the name of the transferee and forward it to him.

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee) (Address of transferee) (Number and street) (City, Stale, and ZIP code ) from (Name of grantor) (Print or type) (Address of grantor) (Number and street) (City, State, and ZIP code ) Extent of Authority (if licensing agreement): - Date of Transfer:

Signature of grantor (In ink):

## Every issue (1)

- December 10, 2001: Amended, Current. [certificate](https://openairdocs.org/files/sha256/92/2e/922ea44d4cd63a5871fde72caeb4c2bc2bc792596a5e19519a6a2fcbaab0f8fe)

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