FAA-listed STC holder

American Trans Air STCs

The Jun 30, 2026 FAA DRS snapshot lists 8 selected supplemental type certificates with status Current under American Trans Air. The records span 7 public aircraft directories and 3 modification categories. This is a research directory, not a claim that any specific kit or service is currently offered.

listed Current at snapshot

aircraft directories

modification categories

Jan 12, 2006

latest recorded revision

Modification mix

Cabin and interiors6 Aircraft structures1 Other aircraft modifications1

Aircraft represented

Boeing 737-800 Series675 STCs Boeing 737-300 Series522 STCs Boeing 757-200 Series510 STCs Boeing 757-300 Series157 STCs Lockheed Aircraft L-1011-385-329 STCs Lockheed Martin L-1011-385-121 STCs Lockheed Martin L-1011-385-320 STCs

Recently revised records

Showing the 8 most recently revised records. Category directories provide the complete paginated discovery path.

8 displayed records.

Search every indexed record for this holder. The table below contains the recently revised records shown on this page.

American Trans Air supplemental type certificates, aircraft applicability, source status and dates
STC and modification	Aircraft / model / TC	Source status and dates	Holder and authority
ST02241CH Install 138 passenger capacity seating configuration. Cabin and interiors View record	Boeing 737-300 SeriesTC A16WE	Current at cited snapshot Revised Jan 12, 2006 Application: Jul 15, 2005	FAA holder: American Trans Air FAA authority record
ST02071CH Install 185-passenger capacity seating configuration. Cabin and interiors View record	Boeing 757-200 SeriesTC A2NM	Current at cited snapshot Revised Nov 16, 2004 Application: Jun 3, 2004	FAA holder: American Trans Air FAA authority record
ST02040CH Install 160 passenger capacity seating configuration. Cabin and interiors View record	Boeing 737-800 SeriesTC A16WE	Current at cited snapshot Revised Sep 23, 2004 Application: Jun 1, 2004	FAA holder: American Trans Air FAA authority record
ST01942CH Relocation of existing video equipment from overhead bin to GID Galley compartment. Approved for model 757-33N. Cabin and interiors View record	Boeing 757-300 SeriesTC A2NM	Current at cited snapshot Revised Feb 17, 2004 Application: Dec 5, 2003	FAA holder: American Trans Air FAA authority record
ST01819CH Install strengthened flightdeck door. Aircraft structures View record	Lockheed Martin L-1011-385-1TC A23WE Lockheed Martin L-1011-385-3TC A23WE	Current at cited snapshot Revised May 8, 2003 Application: Sep 6, 2002	FAA holder: American Trans Air FAA authority record
ST01700CH Installation of G1A, G1B, G4A and G4B galleys. Other aircraft modifications View record	Boeing 757-200 SeriesTC A2NM	Current at cited snapshot Revised Sep 30, 2002 Application: Jun 1, 2001	FAA holder: American Trans Air FAA authority record
ST01655CH Install cabin emergency equipment. Model 737-83N. Cabin and interiors View record	Boeing 737-800 SeriesTC A16WE	Current at cited snapshot Revised Jun 21, 2002 Application: Apr 14, 2002	FAA holder: American Trans Air FAA authority record
ST01377CH Install 283 passenger seating configuration. Cabin and interiors View record	Lockheed Aircraft L-1011-385-3TC A23WE	Current at cited snapshot Revised Feb 20, 2001 Application: Not listed	FAA holder: American Trans Air FAA authority record