{"airworthiness_class":"Multiple","airworthiness_date":"1956-05-25","airworthiness_ops":"Limited; Restricted; Aerial advertising; Other","category":"conventional","cert_issue_date":"1998-09-24","city":"DALLAS","country_code":"US","county_code":"113","cruise_speed_mph":56,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"17018","engine_horsepower":250,"engine_maker":"CONT MOTOR","engine_model":"W670 SERIES","engine_thrust_lb":0,"expiration_date":"2028-09-30","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2023-06-10","maker":"Sikorsky","maker_country":null,"maker_raw":"SIKORSKY","maker_segment":null,"mfr_mdl_code":"8140102","mode_s_code":"51316266","mode_s_hex":"A59CB6","model":"R-4B","n_number":"N4605V","name":"AMERICAN AIRPOWER HERITAGE MUSEUM","num_engines":1,"other_names":"","plain_english":"N4605V is a Sikorsky R-4B, a rotorcraft with a piston engine (a helicopter or multicopter). It has 3 seats. It is registered to American Airpower Heritage Museum, a corporation in Dallas, Texas. The registration is valid: it was issued on September 24, 1998 and expires on September 30, 2028. It holds a multiple airworthiness certificate for limited; restricted; aerial advertising; other, dated May 25, 1956.","region":"Southwestern","region_code":"2","registrant_type":"Corporation","registrant_type_code":"3","seats":3,"serial_number":"95","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"TX","status":"Valid registration","status_code":"V","status_short":"Valid","street":"PO BOX 764769","street2":"","type_aircraft":"Rotorcraft","type_aircraft_code":"6","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00703054","url":"https://staging.data.eflight.com/aircraft/N4605V","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":null,"zip":"753764769"}