AD 80-12-09

final rule
Data completeness: 70%

Airworthiness Directives; GOVERNMENT AIRCRAFT FACTORIES (GAF) Models N22B and N24A

AD Number
80-12-09
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Nomad TC Pty Ltd N22B Airworthiness Directives; GOVERNMENT AIRCRAFT FACTORIES (GAF) Models N22B and N24A
aircraft Nomad TC Pty Ltd N24A Airworthiness Directives; GOVERNMENT AIRCRAFT FACTORIES (GAF) Models N22B and N24A

Unsafe Condition

Failure of rudder trim tab control due to loose rivets, cracked intercostal flanges, or chafing of the rudder trim tab control rod.

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

Required Actions

Within 25 hours time in service after the AD's effective date, visually inspect rudder skin for loose rivets and cracked intercostal flanges, and rudder trim tab control rod for chafing per GAF Service Bulletin ANMD-55-11. If no cracks found, within 100 hours time in service, replace or strengthen intercostal flanges, rework lower intercostal to prevent chafing, and cut inspection hole in lower rib. If loose rivets or cracks exist, before further flight, perform the modifications.

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

Compliance Time

Within the next 25 hours time in service after the effective date of the AD, unless already accomplished. For the second inspection without cracks, within the next 100 hours time in service. If loose rivets or cracks are found, compliance is required before further flight.

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

Affected Aircraft

GOVERNMENT AIRCRAFT FACTORIES (GAF) Models N22B (Serial Nos. N22B-5 and up) and N24A (Serial Nos. N24A-42 and up)

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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