AD Amdt-39-10456

final rule
Data completeness: 70%

Airworthiness Directives; Pilatus Aircraft Ltd. Model PC-7 Airplanes

AD Number
Amdt-39-10456
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. 97-CE-149-AD
FR Citation
63 FR 17323

Applicability

TypeManufacturerModelDetails
aircraft Pilatus Aircraft Ltd Airworthiness Directives; Pilatus Aircraft Ltd. Model PC-7 Airplanes

Unsafe Condition

Cracks in the elevator and rudder trim tab pivot arms due to fatigue cracking.

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

Required Actions

Replace the rudder and elevator pivot arms with parts of improved design.

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 Aircraft Ltd. Model PC-7 airplanes with elevator and rudder trim tab pivot arms subject to the AD.

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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