AD 2000-18-04
Unsafe Condition
Cracks in the seat center crossmember that could lead to loss of structural integrity of the seat.
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Required Actions
Initial inspection within 20 days or 80 hours time-in-service (TIS), whichever occurs first, after the effective date. Repetitive inspections within 650 hours TIS after the last inspection. Replace the seat center crossmember with a new one if cracks are found.
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Compliance Time
Within 20 days or 80 hours TIS, whichever occurs first, after the effective date.
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Affected Aircraft
Aviointeriors S.p.A. (formerly ALVEN) Model 312 seats, used on but not limited to Fokker 50 airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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