# STC SA3976SW-D

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: American Airlines Inc, United States
- Description: Install passenger seats at Type III overwing emergency exists.
- Applied: November 2, 1992
- Status date: June 8, 1993
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A20EU](https://openairdocs.org/tcds/A20EU)
- Certificate PDF: https://openairdocs.org/files/sha256/08/47/084703f5d9f80d1ac645281bf2659a4dbc86b2ab84ec2c34f1b0876a54cdd39b
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/A794D90472E7CC4385256CC2000C5C2F.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3976SW-D

## ADs that name it (0)

None.

## Approved models (1)

- Fokker Services B.V. F.28 Mark 0100 ([TCDS A20EU](https://openairdocs.org/tcds/A20EU))

## 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.

jStasa Bepartmcnt of 'Cransportation—federal atriation administration Supplemental t:gpe Certificate <su&moev STC SA 3976SW-D AMERICAN AIRLINES, INC.

P.O. Box 582809 MD208 Tulsa, OK 74158-2809 25 ^^£4, Federal Aviation t j^^yy//-////^*^^- A20EU Fokker F28 MK0100 Install new passenger seats at the Type III overwing emergency exits, for increased access, per ECO S0128XX dated 4/21/93, two Prototype Revision Forms 7721-3 both dated 6/7/93, and Prototype Revision Form 7721-3 dated 6/8/93 or later DAS1SW approved revision.

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

^i^xw'^&^z^^i^t^^J^^^yiiJT^^ S&e£rwru&Jra£>r-^ 11/2/92 6/8/93 E.J. G':\j£ (Signature) DAS1SW COORDINATOR (TitU)

FAAFotM 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, Slate, and %1P from (Name of grantor) (Print or type) (Address of grantor) (Number and street} (City, State, and f!P code) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

## Every issue (1)

- June 8, 1993: Issued, Current. [certificate](https://openairdocs.org/files/sha256/08/47/084703f5d9f80d1ac645281bf2659a4dbc86b2ab84ec2c34f1b0876a54cdd39b)

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