AD 77-14-18
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| 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.
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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.
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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.
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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.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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