{"airworthiness_class":"Standard","airworthiness_date":"2013-07-18","airworthiness_ops":"Normal","category":"conventional","cert_issue_date":"2025-02-08","city":"GOODHUE","country_code":"US","county_code":"049","cruise_speed_mph":null,"data_date":"2026-10-02","documents":[{"collateral_type":"Aircraft","doc_type":"Bill of sale (evidence of ownership)","doc_type_code":"BOS","party":"","receipt_date":"2026-09-16"},{"collateral_type":"Aircraft","doc_type":"Loan or lien (security agreement)","doc_type_code":"S/A","party":"","receipt_date":"2026-09-16"},{"collateral_type":"Aircraft","doc_type":"Disclaimer","doc_type_code":"DIS","party":"","receipt_date":"2026-09-16"}],"eng_mfr_mdl":"52292","engine_horsepower":1272,"engine_maker":"P&W CANADA","engine_model":"PT6A-67P","engine_thrust_lb":0,"expiration_date":"2032-02-29","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kind":"turboprops","kit_mfr":"","kit_model":"","last_action_date":"2025-02-08","maker":"Pilatus Aircraft Ltd","maker_country":null,"maker_raw":"PILATUS AIRCRAFT LTD","maker_segment":null,"mfr_mdl_code":"7090553","mode_s_code":"50334153","mode_s_hex":"A1B86B","model":"PC-12/47E","n_number":"N21NX","name":"KNOBELSDORFF AVIATION LLC","ntsb_checked":true,"ntsb_records":[],"num_engines":1,"other_names":"","plain_english":"N21NX is a Pilatus Aircraft Ltd PC-12/47E, a fixed-wing airplane with one motor with turboprop engines, built in 2013. It has 11 seats. It is registered to Knobelsdorff Aviation LLC, an LLC in Goodhue, Minnesota. The registration is valid: it was issued on February 8, 2025 and expires on February 29, 2032. It holds a standard airworthiness certificate for normal, dated July 18, 2013. 3 documents are on file: bill of sale (evidence of ownership), loan or lien (security agreement), disclaimer.","records_check":[{"finding":"Valid registration to Knobelsdorff Aviation LLC, an LLC, certificate issued February 8, 2025, expires February 29, 2032. No fractional interest recorded.","item":"Registration and identity","source":1,"status":"CLEAR"},{"finding":"Standard certificate for normal, dated July 18, 2013, consistent with the 2013 manufacture year.","item":"Airworthiness certificate","source":1,"status":"CLEAR"},{"finding":"No earlier tail number is recorded against serial 1421 for this model in the deregistered file.","item":"Prior registrations of this airframe","source":2,"status":"CLEAR"},{"finding":"No other airframe has carried N21NX according to the deregistered file.","item":"Tail number reuse","source":2,"status":"CLEAR"},{"finding":"1 loan or lien document received by the registry recently (September 16, 2026). The full title and lien picture is in the FAA aircraft records file.","item":"Recent registry documents","source":3,"status":"ATTENTION"},{"finding":"No NTSB investigation records located under N21NX. CLEAR means the query ran and returned nothing, not that nothing ever happened.","item":"Accident and incident record","source":4,"status":"CLEAR"},{"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":"LLC","registrant_type_code":"7","seats":11,"serial_number":"1421","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"MN","status":"Valid registration","status_code":"V","status_short":"Valid","street":"25701 370TH ST","street2":"","type_aircraft":"Fixed-wing, single engine","type_aircraft_code":"4","type_engine":"Turboprop","type_engine_code":"2","unique_id":"01128657","url":"https://eflight.com/aircraft/N21NX","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":2013,"zip":"550278616"}