{"airworthiness_class":"Multiple","airworthiness_date":"1993-03-26","airworthiness_ops":"Standard; Restricted; Aerial surveying; Patrolling","category":"conventional","cert_issue_date":"2012-07-17","city":"WILMINGTON","country_code":"US","county_code":"003","cruise_speed_mph":112,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"03020","engine_horsepower":420,"engine_maker":"ALLISON","engine_model":"250-C20 SER","engine_thrust_lb":0,"expiration_date":"2028-07-31","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2023-05-26","maker":"Bell","maker_country":null,"maker_raw":"BELL","maker_segment":null,"mfr_mdl_code":"1181511","mode_s_code":"50767310","mode_s_hex":"A3EEC8","model":"206B","n_number":"N3521T","name":"MBM AVIATION CONSULTANTS INC","num_engines":1,"other_names":"","plain_english":"N3521T is a Bell 206B, a rotorcraft with turboshaft engines (a helicopter or multicopter), built in 1979. It has 5 seats. It is registered to Mbm Aviation Consultants INC, a corporation in Wilmington, Delaware. The registration is valid: it was issued on July 17, 2012 and expires on July 31, 2028. It holds a multiple airworthiness certificate for standard; restricted; aerial surveying; patrolling, dated March 26, 1993.","region":"Eastern","region_code":"1","registrant_type":"Corporation","registrant_type_code":"3","seats":5,"serial_number":"2703","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"DE","status":"Valid registration","status_code":"V","status_short":"Valid","street":"2801 CENTERVILLE RD PMB 8179","street2":"","type_aircraft":"Rotorcraft","type_aircraft_code":"6","type_engine":"Turboshaft","type_engine_code":"3","unique_id":"00692773","url":"https://staging.data.eflight.com/aircraft/N3521T","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1979,"zip":"198081609"}