AD 2000-20-11
Unsafe Condition
The tail-fuselage hinge may fail due to damage or inadequate material characteristics, potentially resulting in loss of controlled flight.
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Required Actions
Inspect the tail-fuselage attachment fitting, part number A 102 021N, for damage and material hardness. Replace the fitting if damaged or if it does not meet hardness requirements. Do not install any attachment fitting that has not passed the inspection requirements.
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Compliance Time
Within 60 days after November 27, 2000, for the initial inspection. Before further flight after the inspection, for any required replacement.
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Affected Aircraft
LET Aeronautical Works Model L-13 'Blanik' sailplanes, all serial numbers, 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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