AD 2008-03-10

final rule
Data completeness: 80%

Airworthiness Directives; Cessna Aircraft Company Models 525, 525A, and 525B Airplanes

AD Number
2008-03-10
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2007-28956
FR Citation
73 FR 6582

Applicability

TypeManufacturerModelDetails
aircraft Cessna Aircraft Company Models 525 Airworthiness Directives; Cessna Aircraft Company Models 525, 525A, and 525B Airplanes

Unsafe Condition

Leaking of the cockpit-mounted pilot relief tube caused corrosion of the airplane structure, which could lead to structural degradation and structural failure of the airplane with consequent loss of control.

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

Required Actions

Inspect the lower wing skin structure, forward wing spar, lower fuselage skin, fairings, and external fairing frames for corrosion. Repair any damage found. Apply a corrosion inhibitive sealant to the fuselage fairings before reinstalling. Disable the cockpit-mounted pilot relief tube.

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

Compliance Time

Before further flight.

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Affected Aircraft

Cessna Aircraft Company Models 525, 525A, and 525B 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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