{"airworthiness_class":"","airworthiness_date":"","airworthiness_ops":"","category":"conventional","cert_issue_date":"1983-08-03","city":"SEATTLE","country_code":"US","county_code":"033","cruise_speed_mph":null,"data_date":"2026-10-02","documents":[],"eng_mfr_mdl":"","engine_horsepower":null,"engine_maker":"","engine_model":"","engine_thrust_lb":null,"expiration_date":"2028-02-29","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kind":"piston-singles","kit_mfr":"","kit_model":"","last_action_date":"2023-04-21","maker":"Windward Aviation Inc","maker_country":null,"maker_raw":"WINDWARD AVIATION INC","maker_segment":null,"mfr_mdl_code":"0566190","mode_s_code":"51057151","mode_s_hex":"A45E69","model":"SOPWITH TRIPLANE","n_number":"N3805Z","name":"WINDWARD AVIATION INC","ntsb_checked":true,"ntsb_records":[],"num_engines":1,"other_names":"","plain_english":"N3805Z is a Windward Aviation Inc SOPWITH TRIPLANE, a fixed-wing airplane with one motor with a piston engine. It has 1 seat. It is registered to Windward Aviation INC, a corporation in Seattle, Washington. The registration is valid: it was issued on August 3, 1983 and expires on February 29, 2028. No airworthiness certificate is on file, which is normal for drones and for aircraft still being built or tested.","records_check":[{"finding":"Valid registration to Windward Aviation INC, a corporation, certificate issued August 3, 1983, expires February 29, 2028. No fractional interest recorded.","item":"Registration and identity","source":1,"status":"CLEAR"},{"finding":"No airworthiness certificate is on file. Usual for a newly registered aircraft, a project, or an aircraft that has not flown since a change of registration; ask for the certificate.","item":"Airworthiness certificate","source":1,"status":"ATTENTION"},{"finding":"No earlier tail number is recorded against serial CFM001 for this model in the deregistered file.","item":"Prior registrations of this airframe","source":2,"status":"CLEAR"},{"finding":"N3805Z was previously assigned to 1 other aircraft: Piper PA-18-150 (serial 18-7538, cancelled January 24, 1961). 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":"No NTSB investigation records located under N3805Z. 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":"Northwest Mountain","region_code":"S","registrant_type":"Corporation","registrant_type_code":"3","seats":1,"serial_number":"CFM001","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"WA","status":"Valid registration","status_code":"V","status_short":"Valid","street":"C/O MUSEUM OF FLIGHT","street2":"9404 E MARGINAL WAY SOUTH","type_aircraft":"Fixed-wing, single engine","type_aircraft_code":"4","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00380224","url":"https://eflight.com/aircraft/N3805Z","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":null,"zip":"981084097"}