This BELL 47J-2 airframe/engine combination has 127 current type-applicable Airworthiness Directives (117 airframe, 13 engine) and 3 historical. AD applicability is type-based — compliance status for N4070B must be verified against the aircraft maintenance logbooks.
Search FAA DRS for applicable ADs →N4070B is one of 6 BELL 47J-2 aircraft on the U.S. registry · fleet median year 1962.
1 possible NTSB record match for N4070B — see verification below.
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