AD 2021-11-08

final rule
Data completeness: 70%

Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

AD Number
2021-11-08
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2020-0857
FR Citation
86 FR 30155

Applicability

TypeManufacturerModelDetails
aircraft Pilatus Aircraft Ltd Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes

Unsafe Condition

reduced airplane controllability due to possible loss of structural integrity of certain parts

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

Required Actions

revising the airworthiness limitation section of the existing maintenance manual or instructions for continued airworthiness to incorporate new airworthiness limitations, and performing an eddy current inspection of the fuselage wing fittings and wing to fuselage fittings, and installing certain bushes using grease instead of a bonding agent

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

Pilatus Model PC-6, PC-6-H1, PC-6-H2, PC-6/350, PC-6/350-H1, PC-6/350-H2, PC-6/A, PC-6/A-H1, PC-6/A-H2, PC-6/B-H2, PC-6/B1-H2, PC-6/B2-H2, PC-6/B2-H4, PC-6/C-H2, and PC-6/C1-H2 airplanes

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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