17 Airworthiness Directives: 7 airplane, 5 rotorcraft, 2 engine, 3 appliance.
AD 72-14-08 R1 · published Sep 4, 1981, effective Sep 4, 1981
Cessna Aircraft Company Airplanes
AD 75-17-05 R1 · published Sep 8, 1981, effective Sep 8, 1981
Airbus SAS Airplanes
AD 81-15-52 R1 · published Sep 9, 1981, effective Sep 9, 1981
BAE Systems (Operations) Limited Airplanes
AD 81-16-10 · published Sep 10, 1981, effective Sep 17, 1981
Piper Aircraft Inc. Airplanes
AD 80-08-09 R1 · published Sep 15, 1981, effective Sep 15, 1981
The Boeing Company Airplanes
AD 81-19-07 · published Sep 20, 1981, effective Sep 20, 1981
The Boeing Company Airplanes
AD 81-19-05 · published Sep 28, 1981, effective Sep 28, 1981
The Boeing Company Airplanes
AD 81-18-02 · published Sep 10, 1981, effective Sep 10, 1981
Hiller Aviation, Siam Hiller Holdings, Inc. Helicopters
AD 81-07-51 R1 · published Sep 21, 1981, effective Sep 21, 1981
Sikorsky Aircraft Corporation Helicopters
AD 81-18-01 · published Sep 22, 1981, effective Sep 22, 1981
Bell Helicopter Textron (Canada) Helicopters
AD 81-19-01 · published Sep 30, 1981, effective Sep 30, 1981
Bell Helicopter Textron, Inc. Helicopters
AD 81-19-02 · published Sep 30, 1981, effective Sep 30, 1981
Bell Helicopter Textron, Inc. Helicopters
AD 81-18-03 · published Sep 17, 1981, effective Sep 17, 1981
General Electric Company Engines
AD 81-19-08 · published Sep 21, 1981, effective Sep 21, 1981
General Electric Company Engines
AD 81-18-07 · published Sep 10, 1981, effective Sep 10, 1981
Textron Aviation Inc., Volpar, Inc. Appliances
AD 81-19-04 · published Sep 17, 1981, effective Sep 17, 1981
Rajay, Twin Commander Aircraft LLC, Textron Aviation Inc., Britten-Norman Aerospace Ltd., The King's Engineering Fellowship, Helio Alaska Inc., Revo Incorporated, Mooney International Corporation, Piper Aircraft Inc. Appliances
AD 80-25-07 R1 · published Sep 24, 1981, effective Sep 24, 1981
American Champion Aircraft Corp., Cessna Aircraft Company, Mooney Aviation Company Inc, Piper Aircraft Inc. Appliances
