{"airworthiness_class":"Standard","airworthiness_date":"1966-08-05","airworthiness_ops":"Normal","category":"conventional","cert_issue_date":"2018-12-15","city":"PEORIA","country_code":"US","county_code":"013","cruise_speed_mph":139,"data_date":"2026-10-02","documents":[],"eng_mfr_mdl":"41509","engine_horsepower":150,"engine_maker":"LYCOMING","engine_model":"IO-320 SERIES","engine_thrust_lb":0,"expiration_date":"2028-12-31","fractional_owner":0,"is_company":0,"is_electric":0,"is_unmanned_cert":0,"kind":"piston-twins","kit_mfr":"","kit_model":"","last_action_date":"2025-09-09","maker":"Piper","maker_country":null,"maker_raw":"PIPER","maker_segment":null,"mfr_mdl_code":"7103002","mode_s_code":"52677131","mode_s_hex":"AB7E59","model":"PA-30","n_number":"N84JS","name":"KOCAK ROBERT G JR","ntsb_checked":true,"ntsb_records":[{"city":"RUTLAND","damage":"SUBS","date":"1992-07-04","highest_injury":"MINR","ntsb_no":"CHI92DCD08","probable_cause":"A FATIGUE FAILURE OF THE ENGINE CRANKSHAFT DURING CRUISE FLIGHT.","registration":"N84JS","state":"IA","summary":"Accident on July 4, 1992 at Rutland, IA: minor injuries, substantial damage.","type":"ACC"}],"num_engines":2,"other_names":"KOCAK PHAYUNGWONG R","plain_english":"N84JS is a Piper PA-30, a fixed-wing airplane with more than one motor with a piston engine, built in 1966. It has 6 seats. It is registered to co-owned owners in Peoria, Arizona. The registration is valid: it was issued on December 15, 2018 and expires on December 31, 2028. It holds a standard airworthiness certificate for normal, dated August 5, 1966.","records_check":[{"finding":"Valid registration to Kocak Robert G JR, a co-owned, certificate issued December 15, 2018, expires December 31, 2028. No fractional interest recorded.","item":"Registration and identity","source":1,"status":"CLEAR"},{"finding":"Standard certificate for normal, dated August 5, 1966, consistent with the 1966 manufacture year.","item":"Airworthiness certificate","source":1,"status":"CLEAR"},{"finding":"No earlier tail number is recorded against serial 30-1222 for this model in the deregistered file.","item":"Prior registrations of this airframe","source":2,"status":"CLEAR"},{"finding":"N84JS was previously assigned to 1 other aircraft: Schnackel John A Q2 (serial 2329, cancelled November 16, 1993). 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":"1 NTSB record under N84JS: Accident on July 4, 1992 at Rutland, IA: minor 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":"Western-Pacific","region_code":"4","registrant_type":"Co-owned","registrant_type_code":"4","seats":6,"serial_number":"30-1222","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"AZ","status":"Valid registration","status_code":"V","status_short":"Valid","street":"8664 W YUKON","street2":"","type_aircraft":"Fixed-wing, multi-engine","type_aircraft_code":"5","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00150332","url":"https://eflight.com/aircraft/N84JS","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1966,"zip":"85382"}