{"airworthiness_class":"","airworthiness_date":"","airworthiness_ops":"","category":"conventional","cert_issue_date":"2025-10-27","city":"CASSTOWN","country_code":"US","county_code":"109","cruise_speed_mph":null,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"","engine_horsepower":null,"engine_maker":"","engine_model":"","engine_thrust_lb":null,"expiration_date":"2032-10-31","fractional_owner":0,"is_company":0,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"KOLB AIRCRAFT INC","kit_model":"KOLB MK III XTRA","last_action_date":"2025-10-27","maker":"David Fortuna","maker_country":null,"maker_raw":"DAVID FORTUNA","maker_segment":null,"mfr_mdl_code":"05642LW","mode_s_code":"51175161","mode_s_hex":"A4FA71","model":"KOLB MARK III","n_number":"N42MZ","name":"AUSTERMAN BENJAMIN R","num_engines":1,"other_names":"","plain_english":"N42MZ is a David Fortuna KOLB MARK III, a fixed-wing airplane with one motor with a piston engine. It has 2 seats. It is registered to an individual in Casstown, Ohio. The registration is valid: it was issued on October 27, 2025 and expires on October 31, 2032. No airworthiness certificate is on file, which is normal for drones and for aircraft still being built or tested.","region":"Great Lakes","region_code":"C","registrant_type":"Individual","registrant_type_code":"1","seats":2,"serial_number":"M3335","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"OH","status":"Valid registration","status_code":"V","status_short":"Valid","street":"620 N STATE ROUTE 201","street2":"","type_aircraft":"Fixed-wing, single engine","type_aircraft_code":"4","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"01458627","url":"https://staging.data.eflight.com/aircraft/N42MZ","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":null,"zip":"453128727"}