{"airworthiness_class":"Standard","airworthiness_date":"2010-10-06","airworthiness_ops":"Normal","category":"conventional","cert_issue_date":"2026-07-22","city":"VALPARAISO","country_code":"US","county_code":"127","cruise_speed_mph":79,"data_date":"2026-10-02","documents":[],"eng_mfr_mdl":"17016","engine_horsepower":225,"engine_maker":"CONT MOTOR","engine_model":"R670-SERIES","engine_thrust_lb":0,"expiration_date":"2033-07-31","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kind":"piston-singles","kit_mfr":"","kit_model":"","last_action_date":"2026-07-22","maker":"Waco","maker_country":null,"maker_raw":"WACO","maker_segment":null,"mfr_mdl_code":"9600408","mode_s_code":"50332776","mode_s_hex":"A1B5FE","model":"QCF","n_number":"N2091S","name":"STERLING FOUNDATION","ntsb_checked":true,"ntsb_records":[],"num_engines":1,"other_names":"","plain_english":"N2091S is a Waco QCF, a fixed-wing airplane with one motor with a piston engine, built in 1931. It has 3 seats. It is registered to Sterling Foundation, a corporation in Valparaiso, Indiana. The registration is valid: it was issued on July 22, 2026 and expires on July 31, 2033. It holds a standard airworthiness certificate for normal, dated October 6, 2010.","records_check":[{"finding":"Valid registration to Sterling Foundation, a corporation, certificate issued July 22, 2026, expires July 31, 2033. No fractional interest recorded.","item":"Registration and identity","source":1,"status":"CLEAR"},{"finding":"The airworthiness certificate on file is dated October 6, 2010, 79 years after the 1931 manufacture year. A re-issued certificate commonly follows export and re-import, a rebuild, or a return to the register after cancellation. The cause is documented in the FAA aircraft records file, which the full report obtains.","item":"Airworthiness certificate date","source":1,"status":"ATTENTION"},{"finding":"No earlier tail number is recorded against serial 3494 for this model in the deregistered file.","item":"Prior registrations of this airframe","source":2,"status":"CLEAR"},{"finding":"N2091S was previously assigned to 1 other aircraft: Cessna 210L (serial 21061057, cancelled April 13, 1988). Histories keyed to the tail number alone can mix aircraft up; this check keys on the serial number.","item":"Tail number reuse","source":2,"status":"ATTENTION"},{"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":"No NTSB investigation records located under N2091S. 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":"Corporation","registrant_type_code":"3","seats":3,"serial_number":"3494","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"IN","status":"Valid registration","status_code":"V","status_short":"Valid","street":"661 COVERED WAGON TRL","street2":"","type_aircraft":"Fixed-wing, single engine","type_aircraft_code":"4","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00035418","url":"https://eflight.com/aircraft/N2091S","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1931,"zip":"463839771"}