AD 46-12-01

final rule
Data completeness: 60%

Airworthiness Directives; CESSNA Model AT-17 and UC-78 Series Airplanes

AD Number
46-12-01
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Cessna Aircraft Company T-50 Airworthiness Directives; CESSNA Model AT-17 and UC-78 Series Airplanes

Unsafe Condition

Fabric on wings and control surfaces may not comply with grade A fabric standards and have a sample breaking strength of at least 56 pounds, and lacing cord may not have a breaking strength of at least 56 pounds when tested double.

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

Required Actions

Inspect the fabric on wings and control surfaces to ensure compliance with grade A fabric standards and test samples for a minimum breaking strength of 56 pounds. Check lacing cord breaking strength to ensure it meets at least 56 pounds when tested double.

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

Compliance Time

immediately

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

Affected Aircraft

Cessna Model AT-17 and UC-78 Series airplanes not re-covered with grade A fabric at time of (or subsequent to) original civil certification

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

Source: Official FAA Source ↗

Retrieved: Apr 8, 2026

Rights: U.S. Government Public Domain

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