AD 98-13-32
Unsafe Condition
Cracking of the main fitting subassembly of the main landing gear, which could result in collapse of the main landing gear.
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Required Actions
Within 60 days after the effective date, perform visual and eddy current inspections of the main fitting subassembly. Repeat inspections every 60 days unless discrepancies exceed limits, requiring corrective actions. Within 6 months, perform a one-time inspection, repair discrepancies if within limits, apply protective treatment, or seek approved repairs for unrepairable discrepancies.
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Compliance Time
Required as indicated, unless accomplished previously.
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Affected Aircraft
Fokker Model F.28 Mark 0100 series airplanes equipped with Messier-Dowty main landing gear units having specified part numbers and serial numbers in Messier-Dowty Service Bulletin F100-32-86, Revision 2.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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