AD 2021-21-01

Recurring final rule
Data completeness: 70%

Airworthiness Directives; Airbus Helicopters Deutschland GmbH Helicopters

AD Number
2021-21-01
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2021-0611
FR Citation
86 FR 61053

Applicability

TypeManufacturerModelDetails
aircraft Airbus Helicopters Deutschland GmbH Airworthiness Directives; Airbus Helicopters Deutschland GmbH Helicopters
aircraft Aviat Various Airworthiness Directives; Airbus Helicopters Deutschland GmbH Helicopters

Unsafe Condition

detachment of a hook from a hoist cable resulting in inflight failure of the hoist, which could result in injury to persons being lifted.

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

Required Actions

replacing the retaining ring, inspecting the hoist cable hook assembly, replacing the elastomeric energy absorber, and modifying the hoist cable hook assembly or replacing an affected hoist with a serviceable hoist, which terminates the repetitive inspections and replacements.

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

Compliance Time

Before further flight

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

Affected Aircraft

Airbus Helicopters Deutschland GmbH Model EC135P1, EC135P2, EC135P2+, EC135P3, EC135T1, EC135T2, EC135T2+, and EC135T3 helicopters, all serial numbers up to 1276 inclusive.

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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