{"airworthiness_class":"","airworthiness_date":"","airworthiness_ops":"","category":"conventional","cert_issue_date":"2015-10-23","city":"DEER LODGE","country_code":"US","county_code":"077","cruise_speed_mph":78,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"","engine_horsepower":null,"engine_maker":"","engine_model":"","engine_thrust_lb":null,"expiration_date":"2028-10-31","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2023-06-16","maker":"Bell","maker_country":null,"maker_raw":"BELL","maker_segment":null,"mfr_mdl_code":"1181028","mode_s_code":"52370056","mode_s_hex":"A9F02E","model":"47G-3B-1","n_number":"N73998","name":"HELI-WORKS FLIGHT SERVICES LLC","num_engines":1,"other_names":"","plain_english":"N73998 is a Bell 47G-3B-1, a rotorcraft with a piston engine (a helicopter or multicopter), built in 1964. It has 3 seats. It is registered to Heli-Works Flight Services LLC, an LLC in Deer Lodge, Montana. The registration is valid: it was issued on October 23, 2015 and expires on October 31, 2028. No airworthiness certificate is on file, which is normal for drones and for aircraft still being built or tested.","region":"Northwest Mountain","region_code":"S","registrant_type":"LLC","registrant_type_code":"7","seats":3,"serial_number":"2902","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"MT","status":"Valid registration","status_code":"V","status_short":"Valid","street":"1620 W PETERSON AVE","street2":"","type_aircraft":"Rotorcraft","type_aircraft_code":"6","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00412367","url":"https://staging.data.eflight.com/aircraft/N73998","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1964,"zip":"597222002"}