{"airworthiness_class":"Standard","airworthiness_date":"1997-03-02","airworthiness_ops":"Transport","category":"conventional","cert_issue_date":"2019-01-07","city":"WILMINGTON","country_code":"US","county_code":"003","cruise_speed_mph":null,"data_date":"2026-10-02","documents":[],"eng_mfr_mdl":"54556","engine_horsepower":0,"engine_maker":"ROLLS-ROYC","engine_model":"TAY MK 610-8","engine_thrust_lb":12420,"expiration_date":"2029-01-31","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kind":"business-jets","kit_mfr":"","kit_model":"","last_action_date":"2025-02-20","maker":"Gulfstream Aerospace","maker_country":null,"maker_raw":"GULFSTREAM AEROSPACE","maker_segment":null,"mfr_mdl_code":"3980115","mode_s_code":"50113467","mode_s_hex":"A09737","model":"G-IV","n_number":"N137WS","name":"CF AVIATION TRUST LLC TRUSTEE","ntsb_checked":true,"ntsb_records":[],"num_engines":2,"other_names":"","plain_english":"N137WS is a Gulfstream Aerospace G-IV, a fixed-wing airplane with more than one motor with turbofan engines, built in 1997. It has 22 seats. It is registered to Cf Aviation Trust LLC Trustee, an LLC in Wilmington, Delaware. The registration is valid: it was issued on January 7, 2019 and expires on January 31, 2029. It holds a standard airworthiness certificate for transport, dated March 2, 1997.","records_check":[{"finding":"Valid registration to Cf Aviation Trust LLC Trustee, an LLC, certificate issued January 7, 2019, expires January 31, 2029. No fractional interest recorded.","item":"Registration and identity","source":1,"status":"CLEAR"},{"finding":"Standard certificate for transport, dated March 2, 1997, consistent with the 1997 manufacture year.","item":"Airworthiness certificate","source":1,"status":"CLEAR"},{"finding":"No earlier tail number is recorded against serial 1307 for this model in the deregistered file.","item":"Prior registrations of this airframe","source":2,"status":"CLEAR"},{"finding":"No other airframe has carried N137WS 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 N137WS. 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":"Eastern","region_code":"1","registrant_type":"LLC","registrant_type_code":"7","seats":22,"serial_number":"1307","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"DE","status":"Valid registration","status_code":"V","status_short":"Valid","street":"251 LITTLE FALLS DR","street2":"","type_aircraft":"Fixed-wing, multi-engine","type_aircraft_code":"5","type_engine":"Turbofan","type_engine_code":"5","unique_id":"00896191","url":"https://eflight.com/aircraft/N137WS","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1997,"zip":"198081674"}