{"airworthiness_class":"Standard","airworthiness_date":"1956-03-08","airworthiness_ops":"","category":"conventional","cert_issue_date":"2005-11-21","city":"GRAND HAVEN","country_code":"US","county_code":"139","cruise_speed_mph":126,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"17015","engine_horsepower":225,"engine_maker":"CONT MOTOR","engine_model":"E225 SERIES","engine_thrust_lb":0,"expiration_date":"2028-10-31","fractional_owner":0,"is_company":0,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2023-06-16","maker":"Ryan","maker_country":null,"maker_raw":"RYAN","maker_segment":null,"mfr_mdl_code":"6150160","mode_s_code":"51206551","mode_s_hex":"A50D69","model":"NAVION","n_number":"N4244K","name":"KLUNGLE WILLIAM C","num_engines":1,"other_names":"KLUNGLE MARGARET A","plain_english":"N4244K is a Ryan NAVION, a fixed-wing airplane with one motor with a piston engine, built in 1948. It has 4 seats. It is registered to co-owned owners in Grand Haven, Michigan. The registration is valid: it was issued on November 21, 2005 and expires on October 31, 2028. It holds a standard airworthiness certificate, dated March 8, 1956.","region":"Great Lakes","region_code":"C","registrant_type":"Co-owned","registrant_type_code":"4","seats":4,"serial_number":"NAV-4-1244","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"MI","status":"Valid registration","status_code":"V","status_short":"Valid","street":"1049 OAK LN","street2":"","type_aircraft":"Fixed-wing, single engine","type_aircraft_code":"4","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00751804","url":"https://staging.data.eflight.com/aircraft/N4244K","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1948,"zip":"494172635"}