FAA-listed STC holder

Midwest Express Airlines STCs

The Jun 30, 2026 FAA DRS snapshot lists 4 selected supplemental type certificates with status Current under Midwest Express Airlines. The records span 11 public aircraft directories and 2 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

Oct 23, 2003

latest recorded revision

Modification mix

Other aircraft modifications2 Cabin and interiors2

Aircraft represented

McDonnell Douglas DC-9-3291 STCs McDonnell Douglas MD-8876 STCs McDonnell Douglas DC-9-1573 STCs McDonnell Douglas DC-9-1461 STCs McDonnell Douglas DC-9-15F55 STCs McDonnell Douglas DC-9-81 (MD-81)55 STCs McDonnell Douglas DC-9-1151 STCs McDonnell Douglas DC-9-1249 STCs McDonnell Douglas DC-9-1349 STCs McDonnell Douglas DC-9-8138 STCs McDonnell Douglas DC-9-10 Series10 STCs

Recently revised records

Showing the 4 most recently revised records. Category directories provide the complete paginated discovery path.

4 displayed records.

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

Midwest Express Airlines supplemental type certificates, aircraft applicability, source status and dates
STC and modification	Aircraft / model / TC	Source status and dates	Holder and authority
ST00231LA-D Installation of PTC Model 950 first class seats modified for aft facing and provisions only modification for GTE phone system.Note: Responsible ACO is Los Angeles ACO, NM-L. Other aircraft modifications View record	McDonnell Douglas DC-9-11TC A6WE McDonnell Douglas DC-9-12TC A6WE McDonnell Douglas DC-9-13TC A6WE McDonnell Douglas DC-9-14TC A6WE McDonnell Douglas DC-9-15TC A6WE McDonnell Douglas DC-9-15FTC A6WE McDonnell Douglas DC-9-32TC A6WE McDonnell Douglas DC-9-81TC A6WE	Current at cited snapshot Revised Oct 23, 2003 Application: Aug 6, 1996	FAA holder: Midwest Express Airlines FAA authority record
ST01179LA Installation of interior modification. Cabin and interiors View record	McDonnell Douglas DC-9-81 (MD-81)TC A6WE	Current at cited snapshot Revised Sep 18, 2002 Application: Jul 12, 2000	FAA holder: Midwest Express Airlines FAA authority record
SA9048NM-D Installation of PTC model 850 business class seats with provisions only modification for GTE Airfone Installation. This STC approves mechanical and structural installation of the seat assemblies only. Cabin and interiors View record	McDonnell Douglas DC-9-10 SeriesTC A6WE McDonnell Douglas DC-9-32TC A6WE	Current at cited snapshot Revised Mar 5, 2001 Application: Not listed	FAA holder: Midwest Express Airlines FAA authority record
ST00287LA-D Installation of PTC model 950 business class seats with provisions only modification for GTE Airfone Installation per BE Aerospace Services Division Master Drawing list MDL-0003 Rev B dtd 5/12/97 or latest revision. Responsible ACO is Los Angeles ACO, NM-L. Other aircraft modifications View record	McDonnell Douglas MD-88TC A6WE	Current at cited snapshot Revised Mar 5, 2001 Application: Not listed	FAA holder: Midwest Express Airlines FAA authority record

Modification mix

Aircraft represented

Recently revised records

Installation of PTC Model 950 first class seats modified for aft facing and provisions only modification for GTE phone system.Note: Responsible ACO is Los Angeles ACO, NM-L.

Installation of interior modification.

Installation of PTC model 850 business class seats with provisions only modification for GTE Airfone Installation. This STC approves mechanical and structural installation of the seat assemblies only.

Installation of PTC model 950 business class seats with provisions only modification for GTE Airfone Installation per BE Aerospace Services Division Master Drawing list MDL-0003 Rev B dtd 5/12/97 or latest revision. Responsible ACO is Los Angeles ACO, NM-L.