AD 2017-10-20

Recurring final rule
Data completeness: 80%

Airworthiness Directives; Piper Aircraft, Inc. Airplanes

AD Number
2017-10-20
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2016-9550
FR Citation
82 FR 24030

Applicability

TypeManufacturerModelDetails
aircraft Piper Aircraft Airworthiness Directives; Piper Aircraft, Inc. Airplanes

Unsafe Condition

Fatigue cracking in the fuselage station (FS) 332.00 bulkhead common to the horizontal stabilizer front spar attachment.

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

Required Actions

Conduct repetitive inspections to detect cracks in the bulkhead and perform any necessary repairs. Optionally, install a modification if no cracks are found to reduce the likelihood of future cracking.

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

Compliance Time

Within 3,000 flight hours after the effective date of the AD.

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

Affected Aircraft

Piper Aircraft, Inc. Models PA-31, PA-31-300, PA-31-325, and PA-31-350 airplanes.

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

Source: Official FAA Source ↗

Retrieved: Apr 4, 2026

Rights: U.S. Government Public Domain

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