12 Airworthiness Directives: 6 airplane, 2 rotorcraft, 1 engine, 3 appliance.
AD 74-08-06 · published Jun 3, 1974, effective Jun 3, 1974
The Boeing Company Airplanes
AD 74-12-02 · published Jun 5, 1974, effective Jun 5, 1974
Textron Aviation Inc. Airplanes
AD 74-12-03 · published Jun 6, 1974, effective Jun 6, 1974
The Boeing Company Airplanes
AD 74-12-10 · published Jun 12, 1974, effective Jun 12, 1974
Mitsubishi Heavy Industries, Ltd. Airplanes
AD 74-13-04 · published Jun 14, 1974, effective Jun 21, 1974
Piper Aircraft Inc. Airplanes
AD 74-13-07 · published Jun 19, 1974, effective Jun 25, 1974
Piper Aircraft Inc. Airplanes
AD 61-05-04 · published Jun 4, 1974, effective Jun 4, 1974
Hiller Aviation, Siam Hiller Holdings, Inc. Helicopters
AD 74-08-02 · published Jun 14, 1974, effective Jun 14, 1974
Scotts-Bell 47 Inc Helicopters
AD 74-13-05 · published Jun 21, 1974, effective Jun 21, 1974
Lycoming Engines Engines
AD 74-12-08 · published Jun 10, 1974, effective Jun 10, 1974
Airbus, Airesearch Appliances
AD 74-10-11 · published Jun 14, 1974, effective Jun 14, 1974
Airesearch, The Boeing Company Appliances
AD 74-13-06 · published Jun 24, 1974, effective Jun 24, 1974
Cessna Aircraft Company, McCauley Appliances
