AD 2002-10-05
Effective 06/19/2002 · Published 05/15/2002
Airworthiness Directives; MD Helicopters Inc. Model MD-900 Helicopters
Summary
This amendment supersedes an existing airworthiness directive (AD), applicable to MD Helicopters Inc. Model MD-900 helicopters, that currently requires inspecting the main rotor upper hub (hub) assembly drive plate attachment flange (flange), determining the torque of each flange nut (nut), and if a crack is found, before further flight, replacing the hub assembly. In addition to the current requirements, this actio…