{"airworthiness_class":"Standard","airworthiness_date":"2025-12-30","airworthiness_ops":"Transport","category":"conventional","cert_issue_date":"2026-04-25","city":"HOUSTON","country_code":"US","county_code":"201","cruise_speed_mph":null,"data_date":"2026-10-02","documents":[],"eng_mfr_mdl":"59998","engine_horsepower":894,"engine_maker":"SAFRAN","engine_model":"ARRIEL 2E","engine_thrust_lb":0,"expiration_date":"2033-04-30","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kind":"helicopters","kit_mfr":"","kit_model":"","last_action_date":"2026-07-02","maker":"Airbus Helicopters Inc","maker_country":null,"maker_raw":"AIRBUS HELICOPTERS INC","maker_segment":null,"mfr_mdl_code":"5620037","mode_s_code":"51330400","mode_s_hex":"A5B100","model":"MBB-BK117 D-3","n_number":"N466MH","name":"MEMORIAL HERMANN HEALTH SYSTEM","ntsb_checked":true,"ntsb_records":[],"num_engines":1,"other_names":"","plain_english":"N466MH is an Airbus Helicopters Inc MBB-BK117 D-3, a rotorcraft with turboshaft engines (a helicopter or multicopter), built in 2025. It has 9 seats. It is registered to Memorial Hermann Health System, a corporation in Houston, Texas. The registration is valid: it was issued on April 25, 2026 and expires on April 30, 2033. It holds a standard airworthiness certificate for transport, dated December 30, 2025.","records_check":[{"finding":"Valid registration to Memorial Hermann Health System, a corporation, certificate issued April 25, 2026, expires April 30, 2033. No fractional interest recorded.","item":"Registration and identity","source":1,"status":"CLEAR"},{"finding":"Standard certificate for transport, dated December 30, 2025, consistent with the 2025 manufacture year.","item":"Airworthiness certificate","source":1,"status":"CLEAR"},{"finding":"No earlier tail number is recorded against serial 21440 for this model in the deregistered file.","item":"Prior registrations of this airframe","source":2,"status":"CLEAR"},{"finding":"No other airframe has carried N466MH according to the deregistered file.","item":"Tail number reuse","source":2,"status":"CLEAR"},{"finding":"No bills of sale, loans or releases have reached the registry in recent weeks. The index covers only recent filings; older liens are in the records file.","item":"Recent registry documents","source":3,"status":"NOTE"},{"finding":"No NTSB investigation records located under N466MH. CLEAR means the query ran and returned nothing, not that nothing ever happened.","item":"Accident and incident record","source":4,"status":"CLEAR"},{"finding":"These live in the FAA aircraft records file (every document ever filed against the aircraft) and, for larger aircraft, the International Registry. Part of the full report.","item":"Title chain, liens and 337 forms","source":null,"status":"PENDING"},{"finding":"AD compliance against the logbooks and flight-activity reconciliation are researched layers of the full report.","item":"Airworthiness directives and utilization","source":null,"status":"PENDING"}],"records_check_sources":[{"n":1,"name":"FAA Releasable Aircraft Database, master file","url":"https://registry.faa.gov/"},{"n":2,"name":"FAA deregistered aircraft file (part of the same download)","url":"https://registry.faa.gov/"},{"n":3,"name":"FAA document index: registry documents received in recent weeks","url":"https://registry.faa.gov/"},{"n":4,"name":"NTSB aviation accident database (CAROL)","url":"https://data.ntsb.gov/carol-main-public/basic-search"}],"region":"Southwestern","region_code":"2","registrant_type":"Corporation","registrant_type_code":"3","seats":9,"serial_number":"21440","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"TX","status":"Valid registration","status_code":"V","status_short":"Valid","street":"6411 FANNIN ST","street2":"","type_aircraft":"Rotorcraft","type_aircraft_code":"6","type_engine":"Turboshaft","type_engine_code":"3","unique_id":"01523416","url":"https://eflight.com/aircraft/N466MH","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":2025,"zip":"770301501"}