# STC SA411EA-D

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: American Airlines Inc, United States
- Description: Relocate the flight data recorder to sta. 1220 on the cabin floor, right hand side, aft of the last row of seats to provide improved crash surviability.
- Applied: June 29, 1967
- Status date: June 30, 1967
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A3WE](https://openairdocs.org/tcds/A3WE)
- Certificate PDF: https://openairdocs.org/files/sha256/59/8f/598f82c64dd25309d602b58a57e9c14ab8b5f44047becf20164907f2b4f33b06
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/0A03FA848613B0B8862579C3005C9BA4.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA411EA-D

## ADs that name it (0)

None.

## Approved models (1)

- The Boeing Company 727 Series ([TCDS A3WE](https://openairdocs.org/tcds/A3WE))

## What the certificate says

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

Jeel Sortion Sigeng Sumerel Care Gotte Number 5842238-3 This corteficate; isment to American Airlines, Inc.

633 Third Avenue New York, New York Furt 25 filhe Federal trialise.

Reguladiona АЭМЕ Make: : Bacing Melet: 727-23 Description of Type Design Change:

Relocate the flight date recorder to sta, 1120 on the cabin floor, right hand side, aft of the last row of seats to provide improved crash survivability.

Installation described in Engineering Change Orders N.00941B and H.00941D.

United Control - Data Division, Flight Recorder P/N 101035.

This approval should not be incorporated into any aircraft of this specific model on which other approved modifications are incorporated unless it is determined that the interrelationship between this change and any of those previcusly incorporated approved modifications will not introduce any adverse effect upon the airvorthiness of the aircraft. Compliance with F.A.R. 25.1459 (a) (4) pertaining to this model recorder has hot been determined at this time. Anerican Alrlines lo awaiting local P.A.A. decision and will make necessary changes if.

required, to comply with F.A.R. 254459 (a)(4).

**47 FAA FOR 8110-2 (1-06) 0052-857-0000**

## Every issue (1)

- June 30, 1967: Issued, Current. [certificate](https://openairdocs.org/files/sha256/59/8f/598f82c64dd25309d602b58a57e9c14ab8b5f44047becf20164907f2b4f33b06)

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