{"airworthiness_class":"","airworthiness_date":"","airworthiness_ops":"","category":"conventional","cert_issue_date":"1988-06-01","city":"READING","country_code":"US","county_code":"011","cruise_speed_mph":258,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"","engine_horsepower":null,"engine_maker":"","engine_model":"","engine_thrust_lb":null,"expiration_date":"2027-07-31","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2023-03-04","maker":"Northrop","maker_country":null,"maker_raw":"NORTHROP","maker_segment":null,"mfr_mdl_code":"6450402","mode_s_code":"51600235","mode_s_hex":"A7009D","model":"P-61","n_number":"N550NF","name":"MID ATLANTIC AIR MUSEUM","num_engines":2,"other_names":"","plain_english":"N550NF is a Northrop P-61, a fixed-wing airplane with more than one motor with a piston engine. It has 3 seats. It is registered to Mid Atlantic Air Museum, a corporation in Reading, Pennsylvania. The registration is valid: it was issued on June 1, 1988 and expires on July 31, 2027. No airworthiness certificate is on file, which is normal for drones and for aircraft still being built or tested.","region":"Eastern","region_code":"1","registrant_type":"Corporation","registrant_type_code":"3","seats":3,"serial_number":"4239445","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"PA","status":"Valid registration","status_code":"V","status_short":"Valid","street":"11 MUSEUM DR","street2":"","type_aircraft":"Fixed-wing, multi-engine","type_aircraft_code":"5","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00186008","url":"https://staging.data.eflight.com/aircraft/N550NF","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":null,"zip":"19605"}