This KEPPEL MERRITT GT500 airframe/engine combination has 0 current type-applicable Airworthiness Directives (0 airframe, 0 engine) and 0 historical. AD applicability is type-based — compliance status for N421MK must be verified against the aircraft maintenance logbooks.
Search FAA DRS for applicable ADs →N421MK is one of 1 KEPPEL MERRITT GT500 aircraft on the U.S. registry.
3 possible NTSB record matches for N421MK — see verification below.
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