# STC SA3947SW-D

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: American Airlines Inc, United States
- Description: ECO K1137CX install an ACARS optional auxiliary terminal.
- Applied: February 27, 1987
- Status date: May 7, 1988
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A6WE](https://openairdocs.org/tcds/A6WE)
- Certificate PDF: https://openairdocs.org/files/sha256/36/48/364896a8cdeccefbd0eda123215f7952d423aa16d632de78e9991cdab0e34c15
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/4162367DA0BEA10085256CC2000C5BE8.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3947SW-D

## ADs that name it (0)

None.

## Approved models (2)

- The Boeing Company DC-9-82 (MD-82) ([TCDS A6WE](https://openairdocs.org/tcds/A6WE))
- The Boeing Company DC-9-83 (MD-83) ([TCDS A6WE](https://openairdocs.org/tcds/A6WE))

## 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.

Enitcd States of amtrica Bepartment of transportation— federal a&iation administration supplemental t^pe Certificate lywvmv&r' SA3947SW-D American Airlines P.O. Box 51009 Engineering Department, MD208 Tulsa, Oklahoma 74151 «W^i^.^^6^x2i*^^ yie^^&w^^^s^^/z/xTTz^^ 25 L/teaMtaii&nA/.

Federal Aviation A6WE McDonnell Douglas MD-82/83 ECO K1137CX installs an ACARS Optional Auxiliary Terminal.

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.

^e4<<rnf^^ &$dmvni&foa&>r'djihe' A. P. Voeller DAS-^lGU Coordinator (Title)

FAAFoiM 8110-2 (10-68)

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee) (Address of transferee) (Number and street) (City, State, and ^IP cade) 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):

## Every issue (1)

- May 7, 1988: Issued, Current. [certificate](https://openairdocs.org/files/sha256/36/48/364896a8cdeccefbd0eda123215f7952d423aa16d632de78e9991cdab0e34c15)

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