routineRule

AD FAA-2017-1085

Airworthiness Directives; Airbus Helicopters Deutschland GmbH Helicopters

Summary

We are adopting a new airworthiness directive (AD) for Airbus Helicopters Deutschland GmbH (Airbus Helicopters) Model MBB-BK 117 A-1, MBB-BK 117A-3, MBB-BK 117 A-4, MBB-BK 117 B-1, MBB-BK 117 B-2, MBB-BK 117 C-1, and MBB-BK 117 C-2 helicopters. This AD requires repetitive inspections of the tail rotor (T/R) gearbox housing. This AD was prompted by a report that a crack was found in a T/R gearbox housing. The actions of this AD are intended to correct an unsafe condition on these products.

Directive Details

AD Number

FAA-2017-1085

Document Number

2019-06022

Type

Rule

Publication Date

April 2, 2019

Effective Date

May 7, 2019

Affected Manufacturer

Airbus Helicopters Deutschland GmbH

Criticality

routine

Emergency

Docket ID

Docket No. FAA-2017-1085

Topics

Air transportationAircraftAviation safetyIncorporation by referenceSafety

Official Documents

View PDF View on Federal Register

View all ADs for Airbus Helicopters Deutschland GmbH →

Automated AD compliance tracking

AeroCopilot matches ADs to your aircraft and tracks compliance status. Included in every plan from $7.99 monthly.

Start free

3 sections gated

Unlock AD-to-aircraft matching, compliance tracking, recurrence schedule with a free AeroCopilot account.

Free forever · No credit card · Sourced directly from FAA & NOAA pipelines