{"airworthiness_class":"","airworthiness_date":"","airworthiness_ops":"","category":"conventional","cert_issue_date":"2008-10-23","city":"BOULDER","country_code":"US","county_code":"013","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":"2028-09-30","fractional_owner":0,"is_company":0,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"ROTORWAY INTL","kit_model":"EXEC 162F","last_action_date":"2023-06-10","maker":"Karash Frank C Jr","maker_country":null,"maker_raw":"KARASH FRANK C JR","maker_segment":null,"mfr_mdl_code":"05627L7","mode_s_code":"51646133","mode_s_hex":"A74C5B","model":"EXEC 162F","n_number":"N57D","name":"KARASH FRANK C JR","num_engines":1,"other_names":"","plain_english":"N57D is a Karash Frank C Jr EXEC 162F, a rotorcraft with a four-stroke engine (a helicopter or multicopter). It has 2 seats. It is registered to an individual in Boulder, Colorado. The registration is valid: it was issued on October 23, 2008 and expires on September 30, 2028. No airworthiness certificate is on file, which is normal for drones and for aircraft still being built or tested.","region":"Northwest Mountain","region_code":"S","registrant_type":"Individual","registrant_type_code":"1","seats":2,"serial_number":"6749","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"CO","status":"Valid registration","status_code":"V","status_short":"Valid","street":"4721 TALLY HO CT","street2":"","type_aircraft":"Rotorcraft","type_aircraft_code":"6","type_engine":"Four-cycle piston","type_engine_code":"8","unique_id":"01014320","url":"https://staging.data.eflight.com/aircraft/N57D","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":null,"zip":"803013864"}