 | | AD No. | | Effective Date | | Subject | |
 | 3-Ring Incorporated |
| |
  | 328 Support Services GmbH |
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 | AC Spark Plug |
| |
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 | ADS Supply Company |
| |
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 | Aermacchi S.p.A. |
| |
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 | Aero Resources, Inc. |
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  | Aero Spacelines, Incorporated |
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 | Aero Union Corporation |
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  | Aeromot-Industria Mecanico Metalurgica Ltda. |
|  |
 | Aeronautica Macchi S.p.A. |
| |
|
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 | Aerospace Lighting Corporation |
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  | AeroSpace Technologies Of Australia Pty Ltd. |
|  |
 | Aerospatiale (Societe Nationale Industrielle Aerospatiale) |
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  | Aerostar Aircraft Corporation |
|  |
 | Aerostar International |
| |
  | Aerotechnic Vertiebs-u. Service GmbH |
|  |
 | Aerotechnik s.r.o. |
| |
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|  |
 | Agusta S.p.A. |
| |
|
|  |
 | Air Cruisers Company |
| |
  | Air Spares International Inc |
|  |
 | Air Tractor, Inc. |
| |
|
|  |
 | Air & Space America, Inc. |
| |
  | Airborne Manufacturing, Inc. |
|  |
 | Airbus |
| |
  | Aircraft Belt & Trim Corporation |
|  |
 | Aircraft Belts, Inc. |
| |
  | Aircraft Dusting & Spraying |
|  |
 | Aircraft Industries a.s. |
| |
|
|  |
 | Aircraft Parts & Development Corp. |
| |
  | Aircraft Radio Coporation |
|  |
 | Aircraft Tank Service, Inc. |
| |
|
|  |
 | Airlift International, Inc. |
| |
|
|  |
 | Airtell International, Inc. |
| |
  | Alexander Schleicher GmbH & Co. |
|  |
 | Alexandria Aircraft, LLC |
| |
  | Allied Ag Cat Productions, Inc. |
|  |
 | Alliedsignal Avionics, Inc. |
| |
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|  |
 | Alpha Aviation Design Limited |
| |
|
|  |
 | American Champion Aircraft Corp. |
| |
  | American Industrial Sales |
|  |
 | AMI Industries |
| |
|
|  |
 | Anjou Aeronautizue |
| |
|
|  |
 | Aquila Technische Entwicklungen GmbH |
| |
  | Arrow Falcon Exporters, Inc. |
|  |
 | Artex Aircraft Supplies, Inc. |
| |
|
|  |
 | Atlantic Coast Seaplanes LLC |
| |
  | ATR – GIE Avions de Transport Régional |
|  |
 | Augustair, Inc. |
| |
|
|  |
 | Auto Crat Manufacturing Company |
| |
  | Auxiliary Power International |
|  |
 | Avian Balloon |
| |
|
|  |
 | Aviointeriors S.p.A. |
| |
|
|  |
 | BAE Systems (Operations) Limited |
| |
|
|  |
 | Barry Aviation, LLC |
| |
  | Becker Flugfunkwerk GmbH. |
|  |
 | Beech Aircraft Corporation |
| |
|
|  |
 | Bell Helicopter Textron (Canada) |
| |
  | Bellanca Aircraft Corporation |
|  |
 | Bendix |
| |
|
|  |
 | BFGoodrich |
| |
  | BFGoodrich Avionics Systems |
|  |
 | Bob Fields Aerocessories |
| |
  | Boeing Airplane Company, Wichita Division |
|  |
 | Boeing Company, The |
| |
  | Boeing Defense & Space Group |
|  |
 | Bombardier-Rotax GmbH |
| |
|
|  |
 | Brackett Aircraft Specialties, Inc. |
| |
  | Brantly International, Inc. |
|  |
 | Breeze Eastern Aerospace |
| |
  | Briggs & Stratton Corporation |
|  |
 | Britax Sell Gmbh & Co. OHG |
| |
  | British Aerospace and Societe Nationale Industrielle Aerospatiale |
|  |
 | British Aerospace Regional Aircraft |
| |
  | British Aerospace (Commercial Aircraft) Ltd |
|  |
 | British Aerospace (England) |
| |
  | British Aerospace, Aircraft Group |
|  |
 | Brown-Line Corporation |
| |
|
|  |
 | Burkhart Grob Luft-Und |
| |
|
|  |
 | C-O-Two |
| |
  | California Department of Forestry |
|  |
 | Camair Aircraft Corporation -- Fred Garcia |
| |
  | Cameron Balloons Ltd. (United Kingdom) |
|  |
 | Centrair |
| |
  | Central Air Service, Inc. |
|  |
 | Cessna Aircraft Company |
| |
|
|  |
 | CFM International, S.A. |
| |
|
|  |
 | Champion Spark Plug Company |
| |
|
|  |
 | Cirrus Design Corporation |
| |
  | Cleveland Aircraft Products |
|  |
 | Collins |
| |
  | Columbia Helicopters, Inc. |
|  |
 | Commonwealth Aircraft, Inc. |
| |
  | Consolidated Air Crane, Inc. |
|  |
 | Consolidated Vultee Aircraft Corporation, Stinson Division |
| |
  | Construcciones Aeronauticas, S.A. |
|  |
 | Continental Copters, Inc. |
| |
|
|  |
 | CTRM Aviation Sdn. Bhd. |
| |
  | Curtiss-Wright Corporation |
|  |
 | Curtiss-Wright/Marquette, Inc. |
| |
|
|  |
 | DaimlerChrysler Aerospace AG |
| |
|
|  |
 | Davis Aircraft Products, Inc. |
| |
|
|  |
 | de Havilland Aircraft Co., Ltd., The |
| |
|
|  |
 | DeHavilland Support Limited |
| |
|
|  |
 | DG Flugzeugbau GmbH |
| |
  | Diamond Aircraft Industries |
|  |
 | Diamond Aircraft Industries GmbH |
| |
|
|  |
 | Dornier Luftfahrt GmbH |
| |
  | Douglas Aircraft Co., Inc. |
|  |
 | Dowty Aerospace Propellers |
| |
|
|  |
 | Dowty Rotl Limited |
| |
|
|  |
 | Dowty Rotol Ltd. |
| |
  | Dynac Aerospace Corporation |
|  |
 | EADS-PZL Warszawa-Okecie S.A. |
| |
|
|  |
 | Eclipse Aerospace, Inc. |
| |
|
|  |
 | EDO Corporation |
| |
|
|  |
 | Embraer - Empresa Brasileira de Aeronautica S.A. |
| |
|
|  |
 | Engine Components Incorporated (ECi) |
| |
  | Enstrom Helicopter Corporation, The |
|  |
 | Entwicklungsgemeinschaft Sport- und Segelflug |
| |
|
|  |
 | Erickson Air-Crane Company |
| |
|
|  |
 | ESB Wisco, Incorporated |
| |
|
|  |
 | Eureka Williams Company |
| |
  | Eurocopter Canada Limited |
|  |
 | Eurocopter Deutschland GmbH |
| |
|
|  |
 | Evergreen Air Center |
| |
  | Extra Flugzeugproduktions- und Vertriebs- GmbH |
|  |
 | Facet Aerospace |
| |
  | Fairchild Camera & Instrument Corporation |
|  |
 | Fairchild Engine Division, Fairchild Engine and Airplane Corp. |
| |
  | Fairchild Hiller Corporation |
|  |
 | Fairchild Industries Products |
| |
  | Fairchild Industries, Inc. |
|  |
 | Fairchild Personal Planes Division, Fairchild Engine and Airplane Corp. |
| |
  | Federal Ski & Engineering Corporation |
|  |
 | Federico Helicopters, Inc. |
| |
  | FH1100 Manufacturing Corporation |
|  |
 | Filotechnica Salmoiraghi |
| |
|
|  |
 | First Technology Fire and Safety Ltd |
| |
  | Flight Equipment and Engineering Corporation |
|  |
 | Flight Trails Helicopter |
| |
  | FLS Aerospace (Lovaux) Ltd. |
|  |
 | Flug- und Fahrzeugwerke Ag |
| |
|
|  |
 | Fokker Services |
| |
  | Found Brothers Aviation Limited |
|  |
 | Frakes Aviation |
| |
  | Freedman Aircraft Engineering Corp. |
|  |
 | Frost Engineering |
| |
|
|  |
 | FS 2001 Corp. |
| |
|
|  |
 | FS 2003 Corp. |
| |
  | Fuji Heavy Industries, Ltd. |
|  |
 | Funk Aircraft Company |
| |
|
|  |