AD 77-14-18

final rule
Data completeness: 70%

Airworthiness Directives; Siai-Marchetti Models F.260 and F.260B Airplanes

AD Number
77-14-18
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Aermacchi S.p.A. F.260 Airworthiness Directives; Siai-Marchetti Models F.260 and F.260B Airplanes
aircraft Aermacchi S.p.A. F.260B Airworthiness Directives; Siai-Marchetti Models F.260 and F.260B Airplanes

Unsafe Condition

Fatigue cracks surrounding the control surface hinge bracket attachment holes could cause structural failure and possible loss of airplane control.

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

Required Actions

Inspect areas surrounding control surfaces hinge bracket attachment holes for cracks using dye penetrant per specified service bulletins or FAA-approved equivalents. If cracks are found, modify and repair the affected area per applicable service bulletins or FAA-approved equivalents. For areas without cracks, perform specified modifications and repairs within 1,000 hours time in service after the effective date.

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

Compliance Time

Compliance is required as indicated in paragraphs (a)(1) and (a)(2), with continuing compliance at intervals not exceeding 500 or 200 hours time in service based on total time.

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

Affected Aircraft

Aermacchi S.p.A. Models F.260 and F.260B, serial numbers 101 thru 125, 2-26 thru 2-61, 3-76, 3-77, 3-80, 3-84, 502, 10-09, and 20-01.

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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