# STC SA3951SW-D

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: American Airlines Inc, United States
- Description: Iinstall an aircraft communications addressing and Reporting System(ACARS)
- Applied: May 17, 1988
- Status date: July 19, 1988
- Product: Aircraft, Large Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A16WE](https://openairdocs.org/tcds/A16WE)
- Certificate PDF: https://openairdocs.org/files/sha256/fc/ab/fcaba4973c17d836b0a0a87de92c62816ae18f3897dead46cfc90993655f1daa
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/7A38DFD1C1959E8085256CC2000C5BF7.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA3951SW-D

## ADs that name it (0)

None.

## Approved models (1)

- The Boeing Company 737-300 Series ([TCDS A16WE](https://openairdocs.org/tcds/A16WE))

## 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: SA39515W-D This certificate issued to: American Airlines, Inc.

P. O. Box 582809 Engineering Department - MD208 Tulsa, Oklahoma 74158-2809 Part 25 of theF ederal Aviation Regulations.

Original Product - Type bertificate Number: A16WE Маке: Boeing Model: B737-3A4 Description of Type Design Change:

ECO J0001XX (5-17-88) and 3 Prototype Forms 7721/F2 dated 6-30-88, 7-5-88, and 7-13-88 install an Aircraft Communications Addressing and Reporting System (ACARS).

System function and design are described in ARINC document SE-76008 and Teledyne Controls Document 2225841-2.

This approval should not be incorporated in any aircraft of this specific model until compatibility of this modification with other previously approved modifications has been determined by the installer.

The VHF radio used in this installation must be registered with the Federal Communications Commission for type 6A9 or 13A9.

Date of Application: 5117188 Date Reissued:

Date of Issuance: Juny 19, 1988 Date Amended:

FEDERAL AVTATION By are alter • of the Ildministrator R. J. Walker (Signature ) PAMINISTRATOY Coordinator, DAS-1SW (Title)

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

Signature of grantor (In ink): _

## Every issue (1)

- July 19, 1988: Issued, Current. [certificate](https://openairdocs.org/files/sha256/fc/ab/fcaba4973c17d836b0a0a87de92c62816ae18f3897dead46cfc90993655f1daa)

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