AD 2010-04-05
Unsafe Condition
Propeller hubs found cracked, with cracks beginning at bolt holes and extending to the hub outer surface, leading to potential propeller separation due to hub fatigue cracking.
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Required Actions
Perform initial and repetitive visual and dye penetrant inspections for cracks in the propeller hub, including bolt holes. Ream holes if necessary. Inspect steel reinforcement plates and gaskets. Remove from service propellers with cracks that do not meet acceptable limits. Rework propellers with cracks that meet acceptable limits.
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Compliance Time
Within the compliance times specified in the AD, unless actions have already been performed.
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Affected Aircraft
McCauley Propeller Systems 1A103/TCM series propellers, all serial numbers, installed on Cessna 152, Cessna A152, Reims F152, Reims FA152 series airplanes, and airplanes with Lycoming 0-235-L2C engines modified by STCs SA1763SO, SA5695NM, SA1000NW, and SA432NE.
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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