{"airworthiness_class":"Experimental","airworthiness_date":"2022-05-07","airworthiness_ops":"Research and development","category":"conventional","cert_issue_date":"2025-08-06","city":"SILVER SPRING","country_code":"US","county_code":"031","cruise_speed_mph":null,"data_date":"2026-10-02","documents":[],"eng_mfr_mdl":"99999","engine_horsepower":0,"engine_maker":"AMA/EXPR","engine_model":"UNKNOWN ENG","engine_thrust_lb":0,"expiration_date":"2032-08-31","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kind":"helicopters","kit_mfr":"","kit_model":"","last_action_date":"2025-08-06","maker":"Robinson Helicopter","maker_country":"US","maker_raw":"ROBINSON HELICOPTER","maker_segment":"Helicopter","mfr_mdl_code":"7640123","mode_s_code":"50646641","mode_s_hex":"A34DA1","model":"R44 II","n_number":"N3115T","name":"UNITED THERAPEUTICS CORP","ntsb_checked":true,"ntsb_records":[],"num_engines":1,"other_names":"","plain_english":"N3115T is a Robinson Helicopter R44 II, a rotorcraft with a piston engine (a helicopter or multicopter), built in 2006. It has 4 seats. It is registered to United Therapeutics CORP, a corporation in Silver Spring, Maryland. The registration is valid: it was issued on August 6, 2025 and expires on August 31, 2032. It holds an experimental airworthiness certificate for research and development, dated May 7, 2022.","records_check":[{"finding":"Valid registration to United Therapeutics CORP, a corporation, certificate issued August 6, 2025, expires August 31, 2032. No fractional interest recorded.","item":"Registration and identity","source":1,"status":"CLEAR"},{"finding":"The airworthiness certificate on file is dated May 7, 2022, 16 years after the 2006 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 11317 for this model in the deregistered file.","item":"Prior registrations of this airframe","source":2,"status":"CLEAR"},{"finding":"N3115T was previously assigned to 2 other aircraft: Fairchild SA227-AC (serial AC587, cancelled May 16, 1996); Cessna 177 (serial 17700415, cancelled July 2, 1970). 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 N3115T. 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":"Corporation","registrant_type_code":"3","seats":4,"serial_number":"11317","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"MD","status":"Valid registration","status_code":"V","status_short":"Valid","street":"1000 SPRING ST","street2":"","type_aircraft":"Rotorcraft","type_aircraft_code":"6","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00265979","url":"https://eflight.com/aircraft/N3115T","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":2006,"zip":"209104004"}