{"airworthiness_class":"Experimental","airworthiness_date":"2011-10-04","airworthiness_ops":"Exhibition","category":"conventional","cert_issue_date":"","city":"UNION","country_code":"US","county_code":"027","cruise_speed_mph":null,"data_date":"2026-10-02","documents":[],"eng_mfr_mdl":"63601","engine_horsepower":350,"engine_maker":"VEDENEYEV","engine_model":"M14P","engine_thrust_lb":0,"expiration_date":"","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kind":"piston-singles","kit_mfr":"","kit_model":"","last_action_date":"2011-11-01","maker":"S C Aerostar S A","maker_country":null,"maker_raw":"S C AEROSTAR S A","maker_segment":null,"mfr_mdl_code":"1140000","mode_s_code":"50041027","mode_s_hex":"A04217","model":"YAK-52","n_number":"N1157D","name":"ULTRALIGHT SPORT AVIATION LLC","ntsb_checked":true,"ntsb_records":[],"num_engines":1,"other_names":"","plain_english":"N1157D is a S C Aerostar S A YAK-52, a fixed-wing airplane with one motor with a piston engine, built in 1983. It has 2 seats. It is registered to Ultralight Sport Aviation LLC, an LLC in Union, Michigan. The registration is valid: it was issued on  and expires on . It holds an experimental airworthiness certificate for exhibition, dated October 4, 2011.","records_check":[{"finding":"Valid registration to Ultralight Sport Aviation LLC, an LLC, certificate issued , expires date not given. No fractional interest recorded.","item":"Registration and identity","source":1,"status":"CLEAR"},{"finding":"The airworthiness certificate on file is dated October 4, 2011, 28 years after the 1983 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 833910 for this model in the deregistered file.","item":"Prior registrations of this airframe","source":2,"status":"CLEAR"},{"finding":"N1157D was previously assigned to 2 other aircraft: Piper PA-32-260 (serial 32735, cancelled July 20, 1993); Cessna 140A (serial 15720, cancelled February 15, 1963). 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 N1157D. 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":2,"serial_number":"833910","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"MI","status":"Valid registration","status_code":"V","status_short":"Valid","street":"15360 MASON ST","street2":"","type_aircraft":"Fixed-wing, single engine","type_aircraft_code":"4","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00076131","url":"https://eflight.com/aircraft/N1157D","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1983,"zip":"491309626"}