{"airworthiness_class":"Standard","airworthiness_date":"1995-09-28","airworthiness_ops":"Normal","category":"conventional","cert_issue_date":"1986-06-20","city":"AKRON","country_code":"US","county_code":"153","cruise_speed_mph":56,"data_date":"2026-10-02","documents":[],"eng_mfr_mdl":"17025","engine_horsepower":300,"engine_maker":"CONT MOTOR","engine_model":"IO-360 SER","engine_thrust_lb":0,"expiration_date":"2027-07-31","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kind":"airships","kit_mfr":"","kit_model":"","last_action_date":"2023-03-04","maker":"Goodyear","maker_country":null,"maker_raw":"GOODYEAR","maker_segment":null,"mfr_mdl_code":"3870220","mode_s_code":"51123757","mode_s_hex":"A4A7EF","model":"GZ-20A","n_number":"N4A","name":"GOODYEAR TIRE & RUBBER COMPANY","ntsb_checked":true,"ntsb_records":[{"city":"MOGADORE","damage":"SUBS","date":"1999-10-28","highest_injury":"MINR","ntsb_no":"IAD00LA002","probable_cause":"The failure of the flight control system manufacturer to meet design (hardness) specifications that resulted in stripped splines.","registration":"N4A","state":"OH","summary":"Accident on October 28, 1999 at Mogadore, OH: minor injuries, substantial damage.","type":"ACC"}],"num_engines":2,"other_names":"","plain_english":"N4A is a Goodyear GZ-20A, an airship with a piston engine, built in 1983. It has 7 seats. It is registered to Goodyear Tire & Rubber Company, a corporation in Akron, Ohio. The registration is valid: it was issued on June 20, 1986 and expires on July 31, 2027. It holds a standard airworthiness certificate for normal, dated September 28, 1995.","records_check":[{"finding":"Valid registration to Goodyear Tire & Rubber Company, a corporation, certificate issued June 20, 1986, expires July 31, 2027. No fractional interest recorded.","item":"Registration and identity","source":1,"status":"CLEAR"},{"finding":"The airworthiness certificate on file is dated September 28, 1995, 12 years after the 1983 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 4119 for this model in the deregistered file.","item":"Prior registrations of this airframe","source":2,"status":"CLEAR"},{"finding":"N4A was previously assigned to 3 other aircraft: Loral Corporation GZ22 (serial 4120, cancelled February 17, 2015); Goodyear Airship TZ 123000 (serial C-135, cancelled March 5, 1970); Goodyear GZ-20 (serial C49, cancelled date not given). 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 N4A: Accident on October 28, 1999 at Mogadore, OH: 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":"Great Lakes","region_code":"C","registrant_type":"Corporation","registrant_type_code":"3","seats":7,"serial_number":"4119","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"OH","status":"Valid registration","status_code":"V","status_short":"Valid","street":"200 INNOVATION WAY","street2":"","type_aircraft":"Blimp or dirigible","type_aircraft_code":"3","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00533426","url":"https://eflight.com/aircraft/N4A","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1983,"zip":"443160001"}