8 Airworthiness Directives: 5 airplane, 1 rotorcraft, 1 engine, 1 appliance.
AD 73-09-06 · published May 3, 1973, effective May 7, 1973
Piper Aircraft Inc. Airplanes
AD 73-10-05 · published May 15, 1973, effective May 15, 1973
The Boeing Company Airplanes
AD 73-11-05 · published 1973
Israel Aircraft Industries, Ltd. Airplanes
AD 55-24-01 · published May 22, 1973, effective May 22, 1973
Don Luscombe Aviation History Foundation, Inc. Airplanes
AD 73-11-06 · published May 29, 1973, effective May 29, 1973
Maule Aerospace Technology, Inc. Airplanes
AD 73-11-01 · published May 21, 1973, effective May 21, 1973
Schweizer Aircraft Corporation Helicopters
AD 73-10-01 · published May 8, 1973, effective May 8, 1973
Rolls-Royce plc Engines
AD 73-10-02 · published May 16, 1973, effective May 16, 1973
Bendix, Lycoming Engines, Textron Lycoming, AVCO Corporation Appliances
