{"airworthiness_class":"Standard","airworthiness_date":"2009-03-03","airworthiness_ops":"Transport","category":"conventional","cert_issue_date":"2008-11-20","city":"SIOUX FALLS","country_code":"US","county_code":"099","cruise_speed_mph":null,"data_date":"2026-10-02","documents":[],"eng_mfr_mdl":"60035","engine_horsepower":708,"engine_maker":"TURBOMECA","engine_model":"ARRIEL 1E2","engine_thrust_lb":0,"expiration_date":"2029-01-31","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kind":"helicopters","kit_mfr":"","kit_model":"","last_action_date":"2023-07-07","maker":"Eurocopter Deutschland Gmbh","maker_country":null,"maker_raw":"EUROCOPTER DEUTSCHLAND GMBH","maker_segment":null,"mfr_mdl_code":"5626002","mode_s_code":"53115577","mode_s_hex":"AC9B7F","model":"MBB-BK 117 C-2","n_number":"N911MK","name":"AVERA MCKENNAN","ntsb_checked":true,"ntsb_records":[{"city":"Sioux Falls","damage":"MINR","date":"2017-01-27","highest_injury":"NONE","ntsb_no":"CEN17IA094","probable_cause":"The gas generator rear bearing oil scavenge line blocked with coke, which resulted in a failed rear bearing due to an excess of oil lubrication. Contributing to the incident was the operator not completely performing the maintenance items and not utilizing an oil for higher temperatures.","registration":"N911MK","state":"SD","summary":"Incident on January 27, 2017 at Sioux Falls, SD: no injuries, minor damage.","type":"INC"}],"num_engines":2,"other_names":"","plain_english":"N911MK is an Eurocopter Deutschland Gmbh MBB-BK 117 C-2, a rotorcraft with turboshaft engines (a helicopter or multicopter), built in 2008. It has 8 seats. It is registered to Avera Mckennan, a corporation in Sioux Falls, South Dakota. The registration is valid: it was issued on November 20, 2008 and expires on January 31, 2029. It holds a standard airworthiness certificate for transport, dated March 3, 2009.","records_check":[{"finding":"Valid registration to Avera Mckennan, a corporation, certificate issued November 20, 2008, expires January 31, 2029. No fractional interest recorded.","item":"Registration and identity","source":1,"status":"CLEAR"},{"finding":"Standard certificate for transport, dated March 3, 2009, consistent with the 2008 manufacture year.","item":"Airworthiness certificate","source":1,"status":"CLEAR"},{"finding":"No earlier tail number is recorded against serial 9218 for this model in the deregistered file.","item":"Prior registrations of this airframe","source":2,"status":"CLEAR"},{"finding":"No other airframe has carried N911MK according to the deregistered file.","item":"Tail number reuse","source":2,"status":"CLEAR"},{"finding":"No bills of sale, loans or releases have reached the registry in recent weeks. The index covers only recent filings; older liens are in the records file.","item":"Recent registry documents","source":3,"status":"NOTE"},{"finding":"1 NTSB record under N911MK: Incident on January 27, 2017 at Sioux Falls, SD: no injuries, minor damage. Details below.","item":"Accident and incident record","source":4,"status":"ATTENTION"},{"finding":"These live in the FAA aircraft records file (every document ever filed against the aircraft) and, for larger aircraft, the International Registry. Part of the full report.","item":"Title chain, liens and 337 forms","source":null,"status":"PENDING"},{"finding":"AD compliance against the logbooks and flight-activity reconciliation are researched layers of the full report.","item":"Airworthiness directives and utilization","source":null,"status":"PENDING"}],"records_check_sources":[{"n":1,"name":"FAA Releasable Aircraft Database, master file","url":"https://registry.faa.gov/"},{"n":2,"name":"FAA deregistered aircraft file (part of the same download)","url":"https://registry.faa.gov/"},{"n":3,"name":"FAA document index: registry documents received in recent weeks","url":"https://registry.faa.gov/"},{"n":4,"name":"NTSB aviation accident database (CAROL)","url":"https://data.ntsb.gov/carol-main-public/basic-search"}],"region":"Great Lakes","region_code":"C","registrant_type":"Corporation","registrant_type_code":"3","seats":8,"serial_number":"9218","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"SD","status":"Valid registration","status_code":"V","status_short":"Valid","street":"1325 S CLIFF AVE","street2":"","type_aircraft":"Rotorcraft","type_aircraft_code":"6","type_engine":"Turboshaft","type_engine_code":"3","unique_id":"01018390","url":"https://eflight.com/aircraft/N911MK","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":2008,"zip":"571051007"}