11 Airworthiness Directives: 7 airplane, 2 rotorcraft, 1 appliance, 1 glider.
AD 81-11-02 R1 · published Oct 1, 1981, effective Oct 2, 1981
Piper Aircraft Inc. Airplanes
AD 67-25-01 R1 · published Oct 14, 1981, effective Oct 14, 1981
Airbus SAS Airplanes
AD 81-19-06 · published Oct 14, 1981, effective Oct 14, 1981
Dassault Aviation Airplanes
AD 81-08-01 R1 · published Oct 18, 1981, effective Oct 18, 1981
Lockheed Martin Corporation Airplanes
AD 81-21-03 · published Oct 18, 1981, effective Oct 18, 1981
de Havilland Aircraft Co., Ltd., The Airplanes
AD 81-16-06 R1 · published Oct 26, 1981, effective Oct 26, 1981
The Boeing Company Airplanes
AD 81-22-02 · published Oct 29, 1981, effective Oct 29, 1981
Kelowna Flightcraft R & D Ltd. Airplanes
AD 81-21-04 · published Oct 8, 1981, effective Oct 8, 1981
Sikorsky Aircraft Corporation Helicopters
AD 81-21-06 · published Oct 12, 1981, effective Oct 12, 1981
Airbus Helicopters Helicopters
AD 81-21-05 · published Oct 19, 1981, effective Oct 19, 1981
Artex Aircraft Supplies, Inc. Appliances
AD 81-12-51 · published Oct 22, 1981, effective Oct 22, 1981
Flug- und Fahrzeugwerke Ag Gliders
