{"airworthiness_class":"Experimental","airworthiness_date":"2016-05-02","airworthiness_ops":"Amateur built","category":"conventional","cert_issue_date":"2014-09-29","city":"KIRKLAND","country_code":"US","county_code":"033","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":"2027-09-30","fractional_owner":0,"is_company":0,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2023-03-17","maker":"Robert H Hammer","maker_country":null,"maker_raw":"ROBERT H HAMMER","maker_segment":null,"mfr_mdl_code":"05633UR","mode_s_code":"51355474","mode_s_hex":"A5DB3C","model":"L4X","n_number":"N477BH","name":"HAMMER ROBERT H","num_engines":1,"other_names":"","plain_english":"N477BH is a Robert H Hammer L4X, a fixed-wing airplane with one motor with a piston engine. It has 2 seats. It is registered to an individual in Kirkland, Washington. The registration is valid: it was issued on September 29, 2014 and expires on September 30, 2027. It holds an experimental airworthiness certificate for amateur built, dated May 2, 2016.","region":"Northwest Mountain","region_code":"S","registrant_type":"Individual","registrant_type_code":"1","seats":2,"serial_number":"1","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"WA","status":"Valid registration","status_code":"V","status_short":"Valid","street":"4723 110TH AVE NE","street2":"","type_aircraft":"Fixed-wing, single engine","type_aircraft_code":"4","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"01161013","url":"https://staging.data.eflight.com/aircraft/N477BH","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":null,"zip":"980337726"}