{"airworthiness_class":"Experimental","airworthiness_date":"2005-07-10","airworthiness_ops":"Amateur built","category":"conventional","cert_issue_date":"2005-03-07","city":"WAUKESHA","country_code":"US","county_code":"133","cruise_speed_mph":null,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"41798","engine_horsepower":260,"engine_maker":"LYCOMING","engine_model":"IO-540-D4A5","engine_thrust_lb":0,"expiration_date":"2030-03-31","fractional_owner":0,"is_company":0,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2023-10-13","maker":"Esselstyn Chris","maker_country":null,"maker_raw":"ESSELSTYN CHRIS","maker_segment":null,"mfr_mdl_code":"05617DA","mode_s_code":"51554150","mode_s_hex":"A6D868","model":"MODIFIED COZY MK 4","n_number":"N540EZ","name":"ESSELSTYN CHRIS D","num_engines":1,"other_names":"","plain_english":"N540EZ is an Esselstyn Chris MODIFIED COZY MK 4, a fixed-wing airplane with one motor with a piston engine, built in 2005. It has 4 seats. It is registered to an individual in Waukesha, Wisconsin. The registration is valid: it was issued on March 7, 2005 and expires on March 31, 2030. It holds an experimental airworthiness certificate for amateur built, dated July 10, 2005.","region":"Great Lakes","region_code":"C","registrant_type":"Individual","registrant_type_code":"1","seats":4,"serial_number":"003","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"WI","status":"Valid registration","status_code":"V","status_short":"Valid","street":"N2W27481 ARROWHEAD TRL","street2":"","type_aircraft":"Fixed-wing, single engine","type_aircraft_code":"4","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00091719","url":"https://staging.data.eflight.com/aircraft/N540EZ","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":2005,"zip":"531881947"}