{"airworthiness_class":"Standard","airworthiness_date":"","airworthiness_ops":"","category":"conventional","cert_issue_date":"2025-12-17","city":"FOND DU LAC","country_code":"US","county_code":"039","cruise_speed_mph":105,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"17022","engine_horsepower":145,"engine_maker":"CONT MOTOR","engine_model":"0-300 SER","engine_thrust_lb":0,"expiration_date":"2032-12-31","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2025-12-17","maker":"Cessna","maker_country":null,"maker_raw":"CESSNA","maker_segment":null,"mfr_mdl_code":"2072402","mode_s_code":"51137320","mode_s_hex":"A4BED0","model":"172","n_number":"N4047F","name":"SIERRA AVIATION LLC","num_engines":1,"other_names":"","plain_english":"N4047F is a Cessna 172, a fixed-wing airplane with one motor with a piston engine, built in 1958. It has 4 seats. It is registered to Sierra Aviation LLC, an LLC in Fond Du Lac, Wisconsin. The registration is valid: it was issued on December 17, 2025 and expires on December 31, 2032. It holds a standard airworthiness certificate.","region":"Great Lakes","region_code":"C","registrant_type":"LLC","registrant_type_code":"7","seats":4,"serial_number":"36947","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"WI","status":"Valid registration","status_code":"V","status_short":"Valid","street":"N6349 TOWNLINE RD","street2":"","type_aircraft":"Fixed-wing, single engine","type_aircraft_code":"4","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00951134","url":"https://staging.data.eflight.com/aircraft/N4047F","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1958,"zip":"549379443"}