WASHINGTON, Sept. 28 -- Federal Aviation Administration has issued a rule called: Airworthiness Directives; Airbus Helicopters.

The rule was published in the Federal Register on Sept. 28 by Hollister B. Thorson, Acting Deputy Director, Compliance & Airworthiness Division, Aircraft Certification Service.

Summary: The FAA is adopting a new airworthiness directive (AD) for certain Airbus Helicopters Model EC 130 T2 helicopters. This AD was prompted by the determination that helicopter operators received main rotor blades (MRB) that are not certified to be installed on their helicopters and thus, without instructions for continued airworthiness, cannot be properly maintained. This AD requires replacing the affected parts with serviceable part...