Regulation & law · 07/10/1999

McDonnell Douglas Airplanes Receive Airworthiness Directive Amendment

The Federal Aviation Administration (FAA) has issued an airworthiness directive amendment for certain McDonnell Douglas Model DC-9, DC-9-80, and C-9 (military) series airplanes, and Model MD-88 airplanes, requiring additional modifications to the main landing gear hydraulic damper assemblies to prevent vibration damage and collapse.