{"airworthiness_class":"","airworthiness_date":"","airworthiness_ops":"","category":"conventional","cert_issue_date":"1988-03-04","city":"MURRIETA","country_code":"US","county_code":"065","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":"2029-10-31","fractional_owner":0,"is_company":0,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2023-09-09","maker":"Mittry Marc Oscar","maker_country":null,"maker_raw":"MITTRY MARC OSCAR","maker_segment":null,"mfr_mdl_code":"056088B","mode_s_code":"51505015","mode_s_hex":"A68A0D","model":"RV-4","n_number":"N520MM","name":"MITTRY MARC OSCAR","num_engines":1,"other_names":"","plain_english":"N520MM is a Mittry Marc Oscar RV-4, a fixed-wing airplane with one motor with a piston engine. It has 2 seats. It is registered to an individual in Murrieta, California. The registration is valid: it was issued on March 4, 1988 and expires on October 31, 2029. No airworthiness certificate is on file, which is normal for drones and for aircraft still being built or tested.","region":"Western-Pacific","region_code":"4","registrant_type":"Individual","registrant_type_code":"1","seats":2,"serial_number":"1080","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"CA","status":"Valid registration","status_code":"V","status_short":"Valid","street":"39677 SALINAS DR","street2":"","type_aircraft":"Fixed-wing, single engine","type_aircraft_code":"4","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00904001","url":"https://staging.data.eflight.com/aircraft/N520MM","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":null,"zip":"925636824"}