AD 2013-01-06

final rule
Data completeness: 70%

Airworthiness Directives; PILATUS Aircraft Ltd. Airplanes

AD Number
2013-01-06
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2013-0025
FR Citation
78 FR 4053

Applicability

TypeManufacturerModelDetails
aircraft Pilatus Aircraft Ltd Airworthiness Directives; PILATUS Aircraft Ltd. Airplanes
aircraft Aviat Various Airworthiness Directives; PILATUS Aircraft Ltd. Airplanes

Unsafe Condition

Cracks in the engine mount fittings caused by stress corrosion in aluminium alloy AA2024-T351.

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

Required Actions

Inspect engine mount fittings to identify material specification. Report any cracked fittings to Pilatus prior to further flight.

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

Compliance Time

Within 90 days after February 7, 2013.

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

Affected Aircraft

PILATUS Aircraft Ltd. Model PC-7 airplanes, serial numbers 101 through 618, 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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