This CARSON HELICOPTERS / SIKORSKY S61A airframe/engine combination has 16 current type-applicable Airworthiness Directives (0 airframe, 20 engine) and 4 historical. AD applicability is type-based — compliance status for N3173U must be verified against the aircraft maintenance logbooks.
Search FAA DRS for applicable ADs →N3173U is one of 1 CARSON HELICOPTERS / SIKORSKY S61A aircraft on the U.S. registry · fleet median year 1963.
No NTSB accident or incident records found for N3173U in the NTSB aviation accident database.
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