{"airworthiness_class":"Experimental","airworthiness_date":"1979-08-28","airworthiness_ops":"Exhibition","category":"conventional","cert_issue_date":"2024-05-09","city":"CENTRALIA","country_code":"US","county_code":"041","cruise_speed_mph":81,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"52314","engine_horsepower":40,"engine_maker":"RECTIMO","engine_model":"4AR 1200","engine_thrust_lb":0,"expiration_date":"2031-05-31","fractional_owner":0,"is_company":0,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2024-05-09","maker":"Sportavia-Putzer","maker_country":null,"maker_raw":"SPORTAVIA-PUTZER","maker_segment":null,"mfr_mdl_code":"8451012","mode_s_code":"52471574","mode_s_hex":"AA737C","model":"FOURNIER R.F.4.D","n_number":"N7725","name":"MARTENS JOHN T","num_engines":1,"other_names":"","plain_english":"N7725 is a Sportavia-Putzer FOURNIER R.F.4.D, a glider with a piston engine, built in 1967. It has 1 seat. It is registered to an individual in Centralia, Washington. The registration is valid: it was issued on May 9, 2024 and expires on May 31, 2031. It holds an experimental airworthiness certificate for exhibition, dated August 28, 1979.","region":"Northwest Mountain","region_code":"S","registrant_type":"Individual","registrant_type_code":"1","seats":1,"serial_number":"4122","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"WA","status":"Valid registration","status_code":"V","status_short":"Valid","street":"108 DAVIS VIEW DR","street2":"","type_aircraft":"Glider","type_aircraft_code":"1","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00297378","url":"https://staging.data.eflight.com/aircraft/N7725","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1967,"zip":"985312008"}