EASA AD 2019-0172
Main Rotor — Hub Assembly Lock Washer — Inspection
EASA Airworthiness Directive 2019-0172 is an airworthiness directive issued by the European Union Aviation Safety Agency affecting Airbus Helicopters AS 332 C, C1, L, and L1 models. It mandates inspection of the main rotor hub assembly lock washer to ensure correct installation and prevent potential failure. The directive applies to specific main rotor hub assemblies with designated part numbers.