{"airworthiness_class":"Experimental","airworthiness_date":"2003-05-31","airworthiness_ops":"Amateur built","category":"conventional","cert_issue_date":"2025-07-23","city":"SOUTH BEND","country_code":"US","county_code":"141","cruise_speed_mph":null,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"99999","engine_horsepower":0,"engine_maker":"AMA/EXPR","engine_model":"UNKNOWN ENG","engine_thrust_lb":0,"expiration_date":"2032-07-31","fractional_owner":0,"is_company":0,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"SONEX LTD","kit_model":"SONEX","last_action_date":"2025-07-23","maker":"Harrington Bruce D","maker_country":null,"maker_raw":"HARRINGTON BRUCE D","maker_segment":null,"mfr_mdl_code":"056149C","mode_s_code":"50671655","mode_s_hex":"A373AD","model":"SONEX","n_number":"N321SX","name":"BOESCH SPENCER H","num_engines":1,"other_names":"","plain_english":"N321SX is a Harrington Bruce D SONEX, a fixed-wing airplane with one motor with a piston engine. It has 2 seats. It is registered to an individual in South Bend, Indiana. The registration is valid: it was issued on July 23, 2025 and expires on July 31, 2032. It holds an experimental airworthiness certificate for amateur built, dated May 31, 2003.","region":"Great Lakes","region_code":"C","registrant_type":"Individual","registrant_type_code":"1","seats":2,"serial_number":"321","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"IN","status":"Valid registration","status_code":"V","status_short":"Valid","street":"1821 ALTGELD ST","street2":"","type_aircraft":"Fixed-wing, single engine","type_aircraft_code":"4","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00031699","url":"https://staging.data.eflight.com/aircraft/N321SX","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":null,"zip":"466141603"}