routineRule

AD FAA-2017-0270

Airworthiness Directives; MD Helicopters, Inc., Helicopters

Summary

We are superseding Airworthiness Directive (AD) 2014-16-01 for MD Helicopters, Inc. (MDHI), Model MD900 helicopters. AD 2014-16-01 required an eddy current inspection of the main rotor upper hub assembly (upper hub) for a crack. This AD requires additional inspections and replacing the fillet seal. This AD was prompted by three additional reports of upper hub cracks. The actions of this AD are intended to prevent an unsafe condition on these products.

Directive Details

AD Number

FAA-2017-0270

Document Number

2017-17085

Type

Rule

Publication Date

August 21, 2017

Effective Date

September 25, 2017

Affected Manufacturer

MD Helicopters, Inc.,

Criticality

routine

Emergency

Docket ID

Docket No. FAA-2017-0270

Topics

Air transportationAircraftAviation safetyIncorporation by referenceSafety

Official Documents

View PDF View on Federal Register

View all ADs for MD Helicopters, Inc., →

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