AD 2009-19-04
Unsafe Condition
Cracks in the propeller blade that could cause failure and separation of the propeller blade and loss of control of the airplane.
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Required Actions
Inspect propeller blades using fluorescent penetrant inspection (FPI) and eddy current inspection (ECI) for cracks. Perform a visual inspection of the blade shank for a step condition. Remove propeller blades with more than 10,000 operating hours time-since-new (TSN) before further flight. Remove all propeller blades and the propeller hub if one or more blades are found cracked on a propeller assembly. Remove all C-5963 split retainers at the next inspection.
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Compliance Time
Before further flight for blades with more than 10,000 operating hours TSN. Within a specified timeframe for other inspections and actions, as outlined in the AD.
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Affected Aircraft
McCauley Propeller Systems propeller models B5JFR36C1101/114GCA-0, C5JFR36C1102/L114GCA-0, B5JFR36C1103/114HCA-0, and C5JFR36C1104/L114HCA-0.
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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