{"airworthiness_class":"Standard","airworthiness_date":"2008-11-21","airworthiness_ops":"Transport","category":"conventional","cert_issue_date":"2024-07-10","city":"COTATI","country_code":"US","county_code":"097","cruise_speed_mph":null,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"54072","engine_horsepower":0,"engine_maker":"ROLLS-ROYC","engine_model":"TAY 611-8","engine_thrust_lb":13850,"expiration_date":"2031-07-31","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2025-10-10","maker":"Gulfstream Aerospace","maker_country":null,"maker_raw":"GULFSTREAM AEROSPACE","maker_segment":null,"mfr_mdl_code":"3980115","mode_s_code":"53372500","mode_s_hex":"ADF540","model":"G-IV","n_number":"N999NB","name":"STOCKHAM CONSTRUCTION INC","num_engines":2,"other_names":"","plain_english":"N999NB is a Gulfstream Aerospace G-IV, a fixed-wing airplane with more than one motor with turbofan engines, built in 1994. It has 22 seats. It is registered to Stockham Construction INC, a corporation in Cotati, California. The registration is valid: it was issued on July 10, 2024 and expires on July 31, 2031. It holds a standard airworthiness certificate for transport, dated November 21, 2008.","region":"Western-Pacific","region_code":"4","registrant_type":"Corporation","registrant_type_code":"3","seats":22,"serial_number":"1234","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"CA","status":"Valid registration","status_code":"V","status_short":"Valid","street":"475 PORTAL ST","street2":"","type_aircraft":"Fixed-wing, multi-engine","type_aircraft_code":"5","type_engine":"Turbofan","type_engine_code":"5","unique_id":"00904472","url":"https://staging.data.eflight.com/aircraft/N999NB","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1994,"zip":"949313006"}