{"airworthiness_class":"Experimental","airworthiness_date":"2023-02-04","airworthiness_ops":"Exhibition","category":"conventional","cert_issue_date":"2024-04-18","city":"CASTLE ROCK","country_code":"US","county_code":"035","cruise_speed_mph":168,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"67020","engine_horsepower":1475,"engine_maker":"WRIGHT","engine_model":"R-1820 SER","engine_thrust_lb":0,"expiration_date":"2031-04-30","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2024-04-18","maker":"Grumman","maker_country":null,"maker_raw":"GRUMMAN","maker_segment":null,"mfr_mdl_code":"3950408","mode_s_code":"52732361","mode_s_hex":"ABB4F1","model":"HU-16B","n_number":"N85303","name":"DUCKBUTT LLC","num_engines":2,"other_names":"","plain_english":"N85303 is a Grumman HU-16B, a fixed-wing airplane with more than one motor with a piston engine, built in 1951. It has 8 seats. It is registered to Duckbutt LLC, an LLC in Castle Rock, Colorado. The registration is valid: it was issued on April 18, 2024 and expires on April 30, 2031. It holds an experimental airworthiness certificate for exhibition, dated February 4, 2023.","region":"Northwest Mountain","region_code":"S","registrant_type":"LLC","registrant_type_code":"7","seats":8,"serial_number":"51-5303","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"CO","status":"Valid registration","status_code":"V","status_short":"Valid","street":"3855 AMBROSIA ST STE 304","street2":"","type_aircraft":"Fixed-wing, multi-engine","type_aircraft_code":"5","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00545042","url":"https://staging.data.eflight.com/aircraft/N85303","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1951,"zip":"801093959"}