{"airworthiness_class":"Standard","airworthiness_date":"1979-04-30","airworthiness_ops":"Normal","category":"conventional","cert_issue_date":"2013-01-10","city":"","country_code":"","county_code":"","cruise_speed_mph":null,"data_date":"2026-10-02","documents":[],"eng_mfr_mdl":"17019","engine_horsepower":225,"engine_maker":"CONT MOTOR","engine_model":"TSIO-360 SER","engine_thrust_lb":0,"expiration_date":"2029-01-31","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kind":"piston-singles","kit_mfr":"","kit_model":"","last_action_date":"2023-07-07","maker":"Mooney Aircraft Corp.","maker_country":null,"maker_raw":"MOONEY AIRCRAFT CORP.","maker_segment":null,"mfr_mdl_code":"5870220","mode_s_code":"51506254","mode_s_hex":"A68CAC","model":"M20K","n_number":"N521AG","name":"","ntsb_checked":true,"ntsb_records":[],"num_engines":1,"other_names":"","plain_english":"N521AG is a Mooney Aircraft Corp. M20K, a fixed-wing airplane with one motor with a piston engine, built in 1979. It has 4 seats. It is registered to , an LLC. The registration is valid: it was issued on January 10, 2013 and expires on January 31, 2029. It holds a standard airworthiness certificate for normal, dated April 30, 1979.","records_check":[{"finding":"Valid registration to an owner whose details are withheld, an LLC, certificate issued January 10, 2013, expires January 31, 2029. No fractional interest recorded.","item":"Registration and identity","source":1,"status":"CLEAR"},{"finding":"Standard certificate for normal, dated April 30, 1979, consistent with the 1979 manufacture year.","item":"Airworthiness certificate","source":1,"status":"CLEAR"},{"finding":"No earlier tail number is recorded against serial 25-0139 for this model in the deregistered file.","item":"Prior registrations of this airframe","source":2,"status":"CLEAR"},{"finding":"No other airframe has carried N521AG 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 N521AG. 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":"","region_code":"","registrant_type":"LLC","registrant_type_code":"7","seats":4,"serial_number":"25-0139","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"","status":"Valid registration","status_code":"V","status_short":"Valid","street":"","street2":"","type_aircraft":"Fixed-wing, single engine","type_aircraft_code":"4","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00742102","url":"https://eflight.com/aircraft/N521AG","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1979,"zip":""}