AD 2017-07-08

Recurring final rule
Data completeness: 70%

Airworthiness Directives; Airbus Helicopters Deutschland GmbH

AD Number
2017-07-08
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. FAA-2016-3257
FR Citation
82 FR 16895

Applicability

TypeManufacturerModelDetails
aircraft Airbus Various Airworthiness Directives; Airbus Helicopters Deutschland GmbH

Unsafe Condition

A delaminated engine mount bushing, which could result in excessive vibration, leading to cracking and failure of the engine mount front support pins, and loss of helicopter control.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Visually inspect each engine mount bushing for separation of the rubber from the metal or missing rubber. If any rubber has separated or is missing, inspect the bushing for deformation, corrosion, and mechanical damage. Replace the bushing with an airworthy one if there is any deformation, separation of the rubber, corrosion, or mechanical damage, or repair it if within maximum repair damage limitations. If the inner and outer parts of the bushing are separated with missing rubber, replace the bushing with an airworthy one.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Within 50 hours time-in-service (TIS) and thereafter at intervals not to exceed 50 hours TIS.

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

Airbus Helicopters Deutschland GmbH Model MBB-BK 117 D-2 helicopters with a bushing part number 105-60386 installed, certificated in any category.

AI-generated summary from the source AD text. Verify against the official source before acting.

Source: Official FAA Source ↗

Retrieved: Apr 6, 2026

Rights: U.S. Government Public Domain

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