{"airworthiness_class":"Standard","airworthiness_date":"1955-12-06","airworthiness_ops":"","category":"conventional","cert_issue_date":"2003-02-10","city":"HOUSTON","country_code":"US","county_code":"201","cruise_speed_mph":184,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"67028","engine_horsepower":1425,"engine_maker":"WRIGHT","engine_model":"C9HD SERIES","engine_thrust_lb":0,"expiration_date":"2027-02-28","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2023-01-22","maker":"Lockheed","maker_country":null,"maker_raw":"LOCKHEED","maker_segment":null,"mfr_mdl_code":"5261642","mode_s_code":"50642416","mode_s_hex":"A3450E","model":"18-56","n_number":"N31G","name":"HOUSTON AERONAUTICAL HERITAGE SOCIETY INC","num_engines":2,"other_names":"","plain_english":"N31G is a Lockheed 18-56, a fixed-wing airplane with more than one motor with a piston engine, built in 1942. It has 17 seats. It is registered to Houston Aeronautical Heritage Society INC, a corporation in Houston, Texas. The registration is valid: it was issued on February 10, 2003 and expires on February 28, 2027. It holds a standard airworthiness certificate, dated December 6, 1955.","region":"Southwestern","region_code":"2","registrant_type":"Corporation","registrant_type_code":"3","seats":17,"serial_number":"2302","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"TX","status":"Valid registration","status_code":"V","status_short":"Valid","street":"8325 TRAVELAIR ST","street2":"","type_aircraft":"Fixed-wing, multi-engine","type_aircraft_code":"5","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00441383","url":"https://staging.data.eflight.com/aircraft/N31G","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1942,"zip":"770614716"}