{"airworthiness_class":"Experimental","airworthiness_date":"2023-11-30","airworthiness_ops":"Unmanned aircraft, research and development; Unmanned aircraft, crew training","category":"conventional","cert_issue_date":"2022-09-01","city":"NASHUA","country_code":"US","county_code":"011","cruise_speed_mph":null,"data_date":"2026-10-02","documents":[{"collateral_type":"Aircraft","doc_type":"Loan release","doc_type_code":"REL","party":"","receipt_date":"2026-09-23"}],"eng_mfr_mdl":"41514","engine_horsepower":180,"engine_maker":"LYCOMING","engine_model":"O&VO-360 SER","engine_thrust_lb":0,"expiration_date":"2029-09-30","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":1,"kind":"helicopters","kit_mfr":"","kit_model":"","last_action_date":"2025-02-24","maker":"Robinson Helicopter","maker_country":"US","maker_raw":"ROBINSON HELICOPTER COMPANY","maker_segment":"Helicopter","mfr_mdl_code":"7640102","mode_s_code":"53330166","mode_s_hex":"ADB076","model":"R22","n_number":"N981SL","name":"ROTOR TECHNOLOGIES INC","ntsb_checked":true,"ntsb_records":[],"num_engines":1,"other_names":"","plain_english":"N981SL is a Robinson Helicopter R22, a rotorcraft with a piston engine (a helicopter or multicopter), built in 1998. It has 2 seats. It is registered to Rotor Technologies INC, a non-citizen corporation in Nashua, New Hampshire. The registration is valid: it was issued on September 1, 2022 and expires on September 30, 2029. It holds an experimental airworthiness certificate for unmanned aircraft, research and development; unmanned aircraft, crew training, dated November 30, 2023. 1 document is on file: loan release.","records_check":[{"finding":"Valid registration to Rotor Technologies INC, a non-citizen corporation, certificate issued September 1, 2022, expires September 30, 2029. No fractional interest recorded.","item":"Registration and identity","source":1,"status":"CLEAR"},{"finding":"The airworthiness certificate on file is dated November 30, 2023, 25 years after the 1998 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 2871 for this model in the deregistered file.","item":"Prior registrations of this airframe","source":2,"status":"CLEAR"},{"finding":"No other airframe has carried N981SL according to the deregistered file.","item":"Tail number reuse","source":2,"status":"CLEAR"},{"finding":"1 document received recently: Loan release (September 23, 2026).","item":"Recent registry documents","source":3,"status":"NOTE"},{"finding":"No NTSB investigation records located under N981SL. 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":"New England","region_code":"E","registrant_type":"Non-citizen corporation","registrant_type_code":"8","seats":2,"serial_number":"2871","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"NH","status":"Valid registration","status_code":"V","status_short":"Valid","street":"10 UNIVERSITY DR","street2":"","type_aircraft":"Rotorcraft","type_aircraft_code":"6","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00723726","url":"https://eflight.com/aircraft/N981SL","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1998,"zip":"03063"}