{"airworthiness_class":"Standard","airworthiness_date":"2000-11-16","airworthiness_ops":"Normal","category":"conventional","cert_issue_date":"2004-04-08","city":"PROVO","country_code":"US","county_code":"049","cruise_speed_mph":null,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"52032","engine_horsepower":750,"engine_maker":"P&W","engine_model":"PT6A SER","engine_thrust_lb":0,"expiration_date":"2030-02-28","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2023-10-07","maker":"Beech","maker_country":null,"maker_raw":"BEECH","maker_segment":null,"mfr_mdl_code":"1154006","mode_s_code":"50422034","mode_s_hex":"A2241C","model":"C-99","n_number":"N237SL","name":"ALPINE AVIATION INC","num_engines":2,"other_names":"","plain_english":"N237SL is a Beech C-99, a fixed-wing airplane with more than one motor with turboprop engines, built in 1987. It has 17 seats. It is registered to Alpine Aviation INC, a corporation in Provo, Utah. The registration is valid: it was issued on April 8, 2004 and expires on February 28, 2030. It holds a standard airworthiness certificate for normal, dated November 16, 2000.","region":"Northwest Mountain","region_code":"S","registrant_type":"Corporation","registrant_type_code":"3","seats":17,"serial_number":"U237","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"UT","status":"Valid registration","status_code":"V","status_short":"Valid","street":"1177 ALPINE AIR WAY","street2":"","type_aircraft":"Fixed-wing, multi-engine","type_aircraft_code":"5","type_engine":"Turboprop","type_engine_code":"2","unique_id":"00184720","url":"https://staging.data.eflight.com/aircraft/N237SL","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1987,"zip":"846018270"}