{"airworthiness_class":"Standard","airworthiness_date":"1973-04-04","airworthiness_ops":"Glider","category":"conventional","cert_issue_date":"2024-11-30","city":"GRAND RAPIDS","country_code":"US","county_code":"081","cruise_speed_mph":73,"data_date":"2026-10-02","documents":[],"eng_mfr_mdl":"00000","engine_horsepower":0,"engine_maker":"NONE","engine_model":"NONE","engine_thrust_lb":0,"expiration_date":"2031-11-30","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kind":"gliders","kit_mfr":"","kit_model":"","last_action_date":"2024-11-30","maker":"Schweizer","maker_country":null,"maker_raw":"SCHWEIZER","maker_segment":null,"mfr_mdl_code":"8051606","mode_s_code":"50237003","mode_s_hex":"A13E03","model":"SGS 2-33A","n_number":"N17971","name":"WEST MICHIGAN AVIATION ACADEMY","ntsb_checked":true,"ntsb_records":[],"num_engines":0,"other_names":"","plain_english":"N17971 is a Schweizer SGS 2-33A, a glider with no engine, built in 1973. It has 2 seats. It is registered to West Michigan Aviation Academy, a corporation in Grand Rapids, Michigan. The registration is valid: it was issued on November 30, 2024 and expires on November 30, 2031. It holds a standard airworthiness certificate for glider, dated April 4, 1973.","records_check":[{"finding":"Valid registration to West Michigan Aviation Academy, a corporation, certificate issued November 30, 2024, expires November 30, 2031. No fractional interest recorded.","item":"Registration and identity","source":1,"status":"CLEAR"},{"finding":"Standard certificate for glider, dated April 4, 1973, consistent with the 1973 manufacture year.","item":"Airworthiness certificate","source":1,"status":"CLEAR"},{"finding":"No earlier tail number is recorded against serial 271 for this model in the deregistered file.","item":"Prior registrations of this airframe","source":2,"status":"CLEAR"},{"finding":"No other airframe has carried N17971 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":"No NTSB investigation records located under N17971. 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":2,"serial_number":"271","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"MI","status":"Valid registration","status_code":"V","status_short":"Valid","street":"5363 44TH ST SE","street2":"","type_aircraft":"Glider","type_aircraft_code":"1","type_engine":"None","type_engine_code":"0","unique_id":"00212510","url":"https://eflight.com/aircraft/N17971","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1973,"zip":"495124093"}