AD 75-11-01

final rule
Data completeness: 70%

Airworthiness Directives; CESSNA Model 320 Series Airplanes

AD Number
75-11-01
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Cessna Aircraft Company 320 Airworthiness Directives; CESSNA Model 320 Series Airplanes
aircraft Cessna Aircraft Company 320-1 Airworthiness Directives; CESSNA Model 320 Series Airplanes
aircraft Cessna Aircraft Company 320A Airworthiness Directives; CESSNA Model 320 Series Airplanes
aircraft Cessna Aircraft Company 320B Airworthiness Directives; CESSNA Model 320 Series Airplanes
aircraft Cessna Aircraft Company 320C Airworthiness Directives; CESSNA Model 320 Series Airplanes
aircraft Cessna Aircraft Company 320D Airworthiness Directives; CESSNA Model 320 Series Airplanes
aircraft Cessna Aircraft Company 320E Airworthiness Directives; CESSNA Model 320 Series Airplanes
aircraft Cessna Aircraft Company 320F Airworthiness Directives; CESSNA Model 320 Series Airplanes

Unsafe Condition

Fuel line chafing or fuel leaks behind the engine firewalls and front wing spars

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

Required Actions

Visually inspect fuel lines for leaks or chafing per Cessna Service Letter ME70-39, Revision I. Replace affected lines with airworthy parts if leaks or damage are found. Add supporting clamps to crossover fuel lines on Models 320D, 320E, and 320F per Cessna Service Kit SK402-8C.

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

Compliance Time

within 100 hours' time in service after the effective date of this AD

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

Affected Aircraft

Cessna Model 320 Series airplanes (320, 320-1, 320A, 320B, 320C, 320D, 320E, 320F)

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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