This N521W airframe/engine combination has 13 current type-applicable Airworthiness Directives (0 airframe, 14 engine) and 1 historical. AD applicability is type-based — compliance status for N521W must be verified against the aircraft maintenance logbooks.
Search FAA DRS for applicable ADs →N521W is one of 1 N521W aircraft on the U.S. registry · fleet median year 1960.
1 possible NTSB record match for N521W — see verification below.
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