{"airworthiness_class":"","airworthiness_date":"","airworthiness_ops":"","category":"conventional","cert_issue_date":"1991-06-27","city":"POLK CITY","country_code":"US","county_code":"105","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":"2027-08-31","fractional_owner":0,"is_company":0,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2023-03-10","maker":"Bristol-Blenheim Aircraft Co","maker_country":null,"maker_raw":"BRISTOL-BLENHEIM AIRCRAFT CO","maker_segment":null,"mfr_mdl_code":"1470104","mode_s_code":"51224550","mode_s_hex":"A52968","model":"BOLINGBROKE MK IV","n_number":"N4311Z","name":"WEEKS KERMIT A","num_engines":2,"other_names":"","plain_english":"N4311Z is a Bristol-Blenheim Aircraft Co BOLINGBROKE MK IV, a fixed-wing airplane with more than one motor with a piston engine. It has 4 seats. It is registered to an individual in Polk City, Florida. The registration is valid: it was issued on June 27, 1991 and expires on August 31, 2027. No airworthiness certificate is on file, which is normal for drones and for aircraft still being built or tested.","region":"Southern","region_code":"7","registrant_type":"Individual","registrant_type_code":"1","seats":4,"serial_number":"11-880-202","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"FL","status":"Valid registration","status_code":"V","status_short":"Valid","street":"1400 BROADWAY BLVD SE","street2":"","type_aircraft":"Fixed-wing, multi-engine","type_aircraft_code":"5","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00130838","url":"https://staging.data.eflight.com/aircraft/N4311Z","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":null,"zip":"338689109"}