{"airworthiness_class":"Standard","airworthiness_date":"2009-01-06","airworthiness_ops":"Normal","category":"conventional","cert_issue_date":"2011-07-11","city":"MANCHESTER","country_code":"US","county_code":"011","cruise_speed_mph":null,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"54189","engine_horsepower":420,"engine_maker":"ROLLS-ROYC","engine_model":"250-C20W","engine_thrust_lb":0,"expiration_date":"2027-07-31","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2023-03-04","maker":"Enstrom Helicopter Corp","maker_country":null,"maker_raw":"ENSTROM HELICOPTER CORP","maker_segment":null,"mfr_mdl_code":"3300561","mode_s_code":"51622346","mode_s_hex":"A724E6","model":"480B","n_number":"N56DK","name":"DEKA RESEARCH & DEVELOPMENT CORP","num_engines":1,"other_names":"","plain_english":"N56DK is an Enstrom Helicopter Corp 480B, a rotorcraft with turboshaft engines (a helicopter or multicopter), built in 2009. It has 5 seats. It is registered to Deka Research & Development CORP, a corporation in Manchester, New Hampshire. The registration is valid: it was issued on July 11, 2011 and expires on July 31, 2027. It holds a standard airworthiness certificate for normal, dated January 6, 2009.","region":"New England","region_code":"E","registrant_type":"Corporation","registrant_type_code":"3","seats":5,"serial_number":"5127","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"NH","status":"Valid registration","status_code":"V","status_short":"Valid","street":"340 COMMERCIAL ST","street2":"","type_aircraft":"Rotorcraft","type_aircraft_code":"6","type_engine":"Turboshaft","type_engine_code":"3","unique_id":"01018718","url":"https://staging.data.eflight.com/aircraft/N56DK","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":2009,"zip":"031011121"}