{"airworthiness_class":"Multiple","airworthiness_date":"1990-06-14","airworthiness_ops":"Standard; Restricted","category":"conventional","cert_issue_date":"","city":"BETHANY","country_code":"US","county_code":"109","cruise_speed_mph":null,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"03002","engine_horsepower":250,"engine_maker":"ALLISON","engine_model":"250 SER 250HP","engine_thrust_lb":0,"expiration_date":"","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2015-08-21","maker":"Bell","maker_country":null,"maker_raw":"BELL","maker_segment":null,"mfr_mdl_code":"1181506","mode_s_code":"50131461","mode_s_hex":"A0B331","model":"206B-III","n_number":"N144SW","name":"INTERSTATE HELICOPTERS INC","num_engines":1,"other_names":"","plain_english":"N144SW is a Bell 206B-III, a rotorcraft with turboshaft engines (a helicopter or multicopter), built in 1980. It has 5 seats. It is registered to Interstate Helicopters INC, a corporation in Bethany, Oklahoma. The registration is valid: it was issued on  and expires on . It holds a multiple airworthiness certificate for standard; restricted, dated June 14, 1990.","region":"Southwestern","region_code":"2","registrant_type":"Corporation","registrant_type_code":"3","seats":5,"serial_number":"3106","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"OK","status":"Valid registration","status_code":"V","status_short":"Valid","street":"5809 PHILIP J RHOADS AVE HNGR 4","street2":"","type_aircraft":"Rotorcraft","type_aircraft_code":"6","type_engine":"Turboshaft","type_engine_code":"3","unique_id":"00280676","url":"https://staging.data.eflight.com/aircraft/N144SW","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1980,"zip":"730087003"}