7 Airworthiness Directives: 4 airplane, 1 rotorcraft, 1 engine, 1 propeller.
AD 66-14-02 · published Jun 1, 1966, effective Jun 1, 1966
Learjet Inc. Airplanes
AD 66-14-01 · published Jun 3, 1966, effective Jul 5, 1966
Thrush Aircraft, Inc. Airplanes
AD 66-13-03 · published Jun 11, 1966, effective Jun 11, 1966
Maryland Air Industries, Inc. Airplanes
AD 64-17-01 · published Jun 25, 1966, effective Jun 25, 1966
The Boeing Company Airplanes
AD 66-13-05 · published Jun 18, 1966, effective Jun 18, 1966
Columbia Helicopters, Inc. Helicopters
AD 64-26-02 · published Jun 3, 1966, effective Jun 3, 1966
General Electric Company Engines
AD 66-09-02 · published Jun 16, 1966, effective Jun 16, 1966
Dowty Propellers Propellers
