9 Airworthiness Directives: 8 airplane, 1 rotorcraft.
AD 68-23-05 · published Dec 6, 1968, effective Dec 6, 1968
Lockheed Martin Corporation Airplanes
AD 68-23-02 · published Dec 9, 1968, effective Dec 9, 1968
The Boeing Company Airplanes
AD 68-25-02 · published Dec 10, 1968, effective Dec 10, 1968
The Boeing Company Airplanes
AD 68-23-06 · published Dec 19, 1968, effective Dec 19, 1968
Textron Aviation Inc. Airplanes
AD 68-26-03 · published Dec 19, 1968, effective Dec 19, 1968
Bombardier Inc. Airplanes
AD 68-26-02 · published Dec 20, 1968, effective Dec 20, 1968
Viking Air Limited Airplanes
AD 68-16-04 · published Dec 27, 1968, effective Dec 27, 1968
Kelowna Flightcraft R & D Ltd. Airplanes
AD 68-26-01 · published Dec 21, 1968, effective Dec 21, 1968
Schweizer Aircraft Corporation Helicopters
