AD 2010-23-06
Unsafe Condition
A cracked propeller hub could cause failure of the propeller hub, blade separation, and loss of control of the airplane.
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Required Actions
Remove the propeller hub from service if it exceeds 6,000 hours time-since-new (TSN) on the effective date, within 250 hours time-in-service after the effective date. Remove the hub if it has fewer than 6,000 hours TSN, not later than 6,000 hours TSN. Do not install any hub removed under this AD into any propeller assembly.
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Compliance Time
Within 250 hours time-in-service after the effective date for hubs exceeding 6,000 hours TSN on the effective date; not later than 6,000 hours TSN for hubs with fewer than 6,000 hours TSN.
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Affected Aircraft
McCauley Propeller Systems propeller assemblies, part numbers B5JFR36C1101/114GCA-0, C5JFR36C1102/L114GCA-0, B5JFR36C1103/114HCA-0, and C5JFR36C1104/L114HCA-0, installed on BAE Systems (Operations) Limited Jetstream Model 4100 series airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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