# STC SA3978SW-D

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: American Airlines Inc, United States
- Description: Modify passenger first class cabin interior configuration to include a passenger rest berth and curtain assembly
- Applied: May 6, 1993
- Status date: July 29, 1993
- Product: Aircraft, Large Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A1NM](https://openairdocs.org/tcds/A1NM)
- Certificate PDF: https://openairdocs.org/files/sha256/70/0a/700a8a064a1dcd87b0aebbe1d2c384d4d7a360b30c9c33d7d6985b3c929f9f03
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/20EACB949E50D32985256CC2000C5C32.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA3978SW-D

## ADs that name it (0)

None.

## Approved models (1)

- The Boeing Company 767-300 Series ([TCDS A1NM](https://openairdocs.org/tcds/A1NM))

## 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 SA 3978 SW-D This certificate issued to: American Airlines, Inc.

P. O. Box 582809, MD208 Tulsa, Oklahoma 74158-2809 Part 25 of the Federal Aviation Regulations.

Original Product - Type lestificate Numben: AINM BOEING Make:

Model: 767-323 Description of Type Design Change:

Modity the Passenger First Class Cabin Interior Configuration to include a passenger rest berth and curtain assembly per ECO C1227XX dated 6/16/93 and three Prototype Revision Forms 7721-3 (one revising drawings and two revising workcards) two dated 7/14/93 and one dated 7/15/93 or later DAS1SW approved revision.

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.

Date of Application: 5/6/93 Date Reissued:

FEDERAL AVIATION 7/29/93 By Direction of the Administrator

3. J. Grewe C/ frie (Signature) OMIN STRATION DASISW Coordinator (Title)

47.

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)

- July 29, 1993: Issued, Current. [certificate](https://openairdocs.org/files/sha256/70/0a/700a8a064a1dcd87b0aebbe1d2c384d4d7a360b30c9c33d7d6985b3c929f9f03)

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