{"airworthiness_class":"Standard","airworthiness_date":"1962-11-21","airworthiness_ops":"","category":"conventional","cert_issue_date":"2012-04-03","city":"SEAFORD","country_code":"US","county_code":"005","cruise_speed_mph":63,"data_date":"2026-10-02","documents":[],"eng_mfr_mdl":"27033","engine_horsepower":210,"engine_maker":"FRANKLIN","engine_model":"6V4 SERIES","engine_thrust_lb":0,"expiration_date":"2028-04-30","fractional_owner":0,"is_company":0,"is_electric":0,"is_unmanned_cert":0,"kind":"helicopters","kit_mfr":"","kit_model":"","last_action_date":"2023-05-05","maker":"Hiller","maker_country":null,"maker_raw":"HILLER","maker_segment":null,"mfr_mdl_code":"4360116","mode_s_code":"53311140","mode_s_hex":"AD9260","model":"UH-12C","n_number":"N9739C","name":"MULLINS MICHAEL","ntsb_checked":true,"ntsb_records":[{"city":"CLINTON","damage":"SUBS","date":"1998-10-24","highest_injury":"NONE","ntsb_no":"CHI99LA012","probable_cause":"the failure of the 90 degree gearbox for reasons undetermined.  Factors were the failure of the gearbox, and it not being possible for the pilot to maintain control of the aircraft.","registration":"N9739C","state":"IA","summary":"Accident on October 24, 1998 at Clinton, IA: no injuries, substantial damage.","type":"ACC"}],"num_engines":1,"other_names":"","plain_english":"N9739C is a Hiller UH-12C, a rotorcraft with a piston engine (a helicopter or multicopter), built in 1956. It has 4 seats. It is registered to an individual in Seaford, Delaware. The registration is valid: it was issued on April 3, 2012 and expires on April 30, 2028. It holds a standard airworthiness certificate, dated November 21, 1962.","records_check":[{"finding":"Valid registration to Mullins Michael, an individual, certificate issued April 3, 2012, expires April 30, 2028. No fractional interest recorded.","item":"Registration and identity","source":1,"status":"CLEAR"},{"finding":"The airworthiness certificate on file is dated November 21, 1962, 6 years after the 1956 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 847 for this model in the deregistered file.","item":"Prior registrations of this airframe","source":2,"status":"CLEAR"},{"finding":"No other airframe has carried N9739C 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 N9739C: Accident on October 24, 1998 at Clinton, IA: 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":"Eastern","region_code":"1","registrant_type":"Individual","registrant_type_code":"1","seats":4,"serial_number":"847","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"DE","status":"Valid registration","status_code":"V","status_short":"Valid","street":"23000 SUSSEX HWY # 155","street2":"","type_aircraft":"Rotorcraft","type_aircraft_code":"6","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00784000","url":"https://eflight.com/aircraft/N9739C","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1956,"zip":"199735866"}