{"airworthiness_class":"Experimental","airworthiness_date":"2025-11-05","airworthiness_ops":"Research and development; Crew training; Market survey","category":"conventional","cert_issue_date":"2006-06-08","city":"BUFFALO","country_code":"US","county_code":"029","cruise_speed_mph":390,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"30035","engine_horsepower":0,"engine_maker":"GE","engine_model":"CJ-610-8A","engine_thrust_lb":2950,"expiration_date":"2027-11-30","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2023-04-01","maker":"Gates Learjet","maker_country":null,"maker_raw":"GATES LEARJET","maker_segment":null,"mfr_mdl_code":"5170514","mode_s_code":"50630032","mode_s_hex":"A3301A","model":"25D","n_number":"N304VS","name":"CALSPAN CORP","num_engines":2,"other_names":"","plain_english":"N304VS is a Gates Learjet 25D, a fixed-wing airplane with more than one motor with turbojet engines, built in 1981. It has 10 seats. It is registered to Calspan CORP, a corporation in Buffalo, New York. The registration is valid: it was issued on June 8, 2006 and expires on November 30, 2027. It holds an experimental airworthiness certificate for research and development; crew training; market survey, dated November 5, 2025.","region":"Eastern","region_code":"1","registrant_type":"Corporation","registrant_type_code":"3","seats":10,"serial_number":"354","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"NY","status":"Valid registration","status_code":"V","status_short":"Valid","street":"4455 GENESEE ST","street2":"","type_aircraft":"Fixed-wing, multi-engine","type_aircraft_code":"5","type_engine":"Turbojet","type_engine_code":"4","unique_id":"00122105","url":"https://staging.data.eflight.com/aircraft/N304VS","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1981,"zip":"142251928"}