AD 2001-15-20
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Fokker | F | Airworthiness Directives; Fokker Model F.28 Mark 1000, 2000, 3000, and 4000 Series Airplanes |
Unsafe Condition
Fatigue and stress corrosion in the U-shaped upper and lower legs of the engine support fittings, which could result in reduced structural integrity of the engine support structure.
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Required Actions
Perform a general visual inspection to detect the presence of filler plates of the engine support fittings. Remove any filler plates, inspect the support fitting for cracks and other discrepancies using a nondestructive test method, and repair any discrepancies. Follow Fokker Service Bulletin F28/53-149, dated November 15, 1999.
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Compliance Time
Within 12 months after the effective date of this AD.
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Affected Aircraft
All Fokker Model F.28 Mark 1000, 2000, 3000, and 4000 series airplanes, certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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