{"airworthiness_class":"Standard","airworthiness_date":"2003-01-24","airworthiness_ops":"Normal","category":"conventional","cert_issue_date":"","city":"HOUSTON","country_code":"US","county_code":"201","cruise_speed_mph":null,"data_date":"2026-10-02","documents":[],"eng_mfr_mdl":"41530","engine_horsepower":300,"engine_maker":"LYCOMING","engine_model":"IO-540 SER","engine_thrust_lb":0,"expiration_date":"2030-09-30","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kind":"helicopters","kit_mfr":"","kit_model":"","last_action_date":"2023-09-17","maker":"Robinson Helicopter","maker_country":"US","maker_raw":"ROBINSON HELICOPTER COMPANY","maker_segment":"Helicopter","mfr_mdl_code":"7640122","mode_s_code":"52400560","mode_s_hex":"AA0170","model":"R44 II","n_number":"N744AK","name":"EXPRESS HELICOPTERS LLC","ntsb_checked":true,"ntsb_records":[{"city":"Bettles","damage":"SUBS","date":"2018-07-29","highest_injury":"NONE","ntsb_no":"ANC18LA058","probable_cause":"Maintenance personnel's application of insufficient preload on the attachment hardware for the idler gear shaft during engine overhaul, which resulted in the dismounting of the idler gear shaft assembly due to wear and deformation and the subsequent total loss of engine power. Contributing to the accident was a mechanic's failure to identify metallic particles contained in the oil filter element at the most recent 100-hour inspection.","registration":"N744AK","state":"AK","summary":"Accident on July 29, 2018 at Bettles, AK: no injuries, substantial damage.","type":"ACC"}],"num_engines":1,"other_names":"","plain_english":"N744AK is a Robinson Helicopter R44 II, a rotorcraft with a piston engine (a helicopter or multicopter), built in 2003. It has 4 seats. It is registered to Express Helicopters LLC, an LLC in Houston, Texas. The registration is valid: it was issued on  and expires on September 30, 2030. It holds a standard airworthiness certificate for normal, dated January 24, 2003.","records_check":[{"finding":"Valid registration to Express Helicopters LLC, an LLC, certificate issued , expires September 30, 2030. No fractional interest recorded.","item":"Registration and identity","source":1,"status":"CLEAR"},{"finding":"Standard certificate for normal, dated January 24, 2003, consistent with the 2003 manufacture year.","item":"Airworthiness certificate","source":1,"status":"CLEAR"},{"finding":"No earlier tail number is recorded against serial 10001 for this model in the deregistered file.","item":"Prior registrations of this airframe","source":2,"status":"CLEAR"},{"finding":"No other airframe has carried N744AK 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":"1 NTSB record under N744AK: Accident on July 29, 2018 at Bettles, AK: no injuries, substantial damage. Details below.","item":"Accident and incident record","source":4,"status":"ATTENTION"},{"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":"Southwestern","region_code":"2","registrant_type":"LLC","registrant_type_code":"7","seats":4,"serial_number":"10001","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"TX","status":"Valid registration","status_code":"V","status_short":"Valid","street":"12615 JONES RD STE 203","street2":"","type_aircraft":"Rotorcraft","type_aircraft_code":"6","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00010279","url":"https://eflight.com/aircraft/N744AK","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":2003,"zip":"770704806"}