This RYAN NAVION 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 N4427K must be verified against the aircraft maintenance logbooks.
Search FAA DRS for applicable ADs →N4427K is one of 190 RYAN NAVION aircraft on the U.S. registry · fleet median year 1948.
No NTSB accident or incident records found for N4427K in the NTSB aviation accident database.
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