11 Airworthiness Directives: 10 airplane, 1 engine.
AD 71-14-01 · published May 1, 1972, effective May 1, 1972
Mitsubishi Heavy Industries, Ltd. Airplanes
AD 72-08-02 · published May 1, 1972, effective May 1, 1972
de Havilland Aircraft Co., Ltd., The Airplanes
AD 72-08-03 · published May 1, 1972, effective May 1, 1972
de Havilland Aircraft Co., Ltd., The Airplanes
AD 72-09-03 · published May 2, 1972, effective May 2, 1972
Textron Aviation Inc. Airplanes
AD 70-16-05 · published May 13, 1972, effective May 19, 1972
Piper Aircraft Inc. Airplanes
AD 72-11-01 · published May 13, 1972, effective May 19, 1972
Piper Aircraft Inc. Airplanes
AD 72-11-02 · published May 20, 1972, effective May 20, 1972
Textron Aviation Inc. Airplanes
AD 72-11-03 · published May 30, 1972, effective May 30, 1972
Grumman American Aviation Corporation Airplanes
AD 72-03-05 · published May 31, 1972, effective May 31, 1972
The Boeing Company Airplanes
AD 72-10-01 · published May 31, 1972, effective May 31, 1972
de Havilland Aircraft Co., Ltd., The Airplanes
AD 71-24-03 · published May 19, 1972, effective May 19, 1972
Pratt & Whitney Division Engines
