{"airworthiness_class":"Standard","airworthiness_date":"1976-02-23","airworthiness_ops":"Normal","category":"conventional","cert_issue_date":"2024-04-24","city":"WILLISTON","country_code":"US","county_code":"105","cruise_speed_mph":90,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"17031","engine_horsepower":435,"engine_maker":"CONT MOTOR","engine_model":"GTSI0-520-F-K","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":"2025-05-02","maker":"Cessna","maker_country":null,"maker_raw":"CESSNA","maker_segment":null,"mfr_mdl_code":"2076016","mode_s_code":"51200421","mode_s_hex":"A50111","model":"421C","n_number":"N421TT","name":"ENVISION VENTURES LLC","num_engines":2,"other_names":"","plain_english":"N421TT is a Cessna 421C, a fixed-wing airplane with more than one motor with a piston engine, built in 1975. It has 8 seats. It is registered to Envision Ventures LLC, an LLC in Williston, North Dakota. The registration is valid: it was issued on April 24, 2024 and expires on April 30, 2031. It holds a standard airworthiness certificate for normal, dated February 23, 1976.","region":"Great Lakes","region_code":"C","registrant_type":"LLC","registrant_type_code":"7","seats":8,"serial_number":"421C0047","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"ND","status":"Valid registration","status_code":"V","status_short":"Valid","street":"PO BOX 2238","street2":"","type_aircraft":"Fixed-wing, multi-engine","type_aircraft_code":"5","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00843670","url":"https://staging.data.eflight.com/aircraft/N421TT","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1975,"zip":"588022238"}