{"airworthiness_class":"Experimental","airworthiness_date":"1985-03-22","airworthiness_ops":"Amateur built","category":"conventional","cert_issue_date":"1994-03-07","city":"GRASS VALLEY","country_code":"US","county_code":"057","cruise_speed_mph":null,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"41506","engine_horsepower":140,"engine_maker":"LYCOMING","engine_model":"0-290 SERIES","engine_thrust_lb":0,"expiration_date":"2029-10-31","fractional_owner":0,"is_company":0,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2023-09-09","maker":"Korngold Ralph D","maker_country":null,"maker_raw":"KORNGOLD RALPH D","maker_segment":null,"mfr_mdl_code":"9790848","mode_s_code":"52677401","mode_s_hex":"AB7F01","model":"WITTMAN TAILWIND W-8","n_number":"N84RK","name":"JOHNSON DOUGLAS L","num_engines":1,"other_names":"","plain_english":"N84RK is a Korngold Ralph D WITTMAN TAILWIND W-8, a fixed-wing airplane with one motor with a piston engine, built in 1984. It has 2 seats. It is registered to an individual in Grass Valley, California. The registration is valid: it was issued on March 7, 1994 and expires on October 31, 2029. It holds an experimental airworthiness certificate for amateur built, dated March 22, 1985.","region":"Western-Pacific","region_code":"4","registrant_type":"Individual","registrant_type_code":"1","seats":2,"serial_number":"315","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"CA","status":"Valid registration","status_code":"V","status_short":"Valid","street":"115 NORTHRIDGE DR","street2":"","type_aircraft":"Fixed-wing, single engine","type_aircraft_code":"4","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00520254","url":"https://staging.data.eflight.com/aircraft/N84RK","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1984,"zip":"959459703"}