{"airworthiness_class":"Experimental","airworthiness_date":"2026-07-16","airworthiness_ops":"Exhibition","category":"conventional","cert_issue_date":"2026-02-11","city":"HENDERSON","country_code":"US","county_code":"003","cruise_speed_mph":null,"data_date":"2026-10-02","documents":[],"eng_mfr_mdl":"55623","engine_horsepower":160,"engine_maker":"ROTAX","engine_model":"916 IS A","engine_thrust_lb":0,"expiration_date":"2033-02-28","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kind":"piston-singles","kit_mfr":"SCALEWINGS AIRCRAFT GMBH","kit_model":"SW-51","last_action_date":"2026-02-11","maker":"Matze Llc","maker_country":null,"maker_raw":"MATZE LLC","maker_segment":null,"mfr_mdl_code":"05643MP","mode_s_code":"51460412","mode_s_hex":"A6610A","model":"SW-51","n_number":"N51W","name":"MATZE LLC","ntsb_checked":true,"ntsb_records":[{"city":"YOUNGSTOWN","damage":"SUBS","date":"1985-07-18","highest_injury":"NONE","ntsb_no":"CHI85LA302","probable_cause":"","registration":"N51W","state":"OH","summary":"Accident on July 18, 1985 at Youngstown, OH: no injuries, substantial damage.","type":"ACC"}],"num_engines":1,"other_names":"","plain_english":"N51W is a Matze Llc SW-51, a fixed-wing airplane with one motor with a four-stroke engine, built in 2025. It has 2 seats. It is registered to Matze LLC, an LLC in Henderson, Nevada. The registration is valid: it was issued on February 11, 2026 and expires on February 28, 2033. It holds an experimental airworthiness certificate for exhibition, dated July 16, 2026.","records_check":[{"finding":"Valid registration to Matze LLC, an LLC, certificate issued February 11, 2026, expires February 28, 2033. No fractional interest recorded.","item":"Registration and identity","source":1,"status":"CLEAR"},{"finding":"Experimental certificate for exhibition, dated July 16, 2026, consistent with the 2025 manufacture year.","item":"Airworthiness certificate","source":1,"status":"CLEAR"},{"finding":"No earlier tail number is recorded against serial SW-51-039 for this model in the deregistered file.","item":"Prior registrations of this airframe","source":2,"status":"CLEAR"},{"finding":"N51W was previously assigned to 2 other aircraft: Fetter COMMANDER (serial 5, cancelled August 10, 2018); Beech E18S (serial BA287, cancelled August 10, 1998). Histories keyed to the tail number alone can mix aircraft up; this check keys on the serial number.","item":"Tail number reuse","source":2,"status":"ATTENTION"},{"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":"1 NTSB record under N51W: Accident on July 18, 1985 at Youngstown, OH: no injuries, substantial damage. Details below.","item":"Accident and incident record","source":4,"status":"ATTENTION"},{"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":"Western-Pacific","region_code":"4","registrant_type":"LLC","registrant_type_code":"7","seats":2,"serial_number":"SW-51-039","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"NV","status":"Valid registration","status_code":"V","status_short":"Valid","street":"209 S STEPHANIE ST # B135","street2":"","type_aircraft":"Fixed-wing, single engine","type_aircraft_code":"4","type_engine":"Four-cycle piston","type_engine_code":"8","unique_id":"01541882","url":"https://eflight.com/aircraft/N51W","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":2025,"zip":"890125501"}