{"airworthiness_class":"Multiple","airworthiness_date":"1983-08-01","airworthiness_ops":"Standard; Restricted; Agriculture and pest control","category":"conventional","cert_issue_date":"2018-09-15","city":"THORNTON","country_code":"US","county_code":"009","cruise_speed_mph":63,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"27020","engine_horsepower":210,"engine_maker":"FRANKLIN","engine_model":"6A&6V335 SER","engine_thrust_lb":0,"expiration_date":"2028-09-30","fractional_owner":0,"is_company":0,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2023-06-10","maker":"Hiller","maker_country":null,"maker_raw":"HILLER","maker_segment":null,"mfr_mdl_code":"4360104","mode_s_code":"51426553","mode_s_hex":"A62D6B","model":"UH-12A","n_number":"N4977E","name":"WYLLIE ASHTON R J TRUSTEE","num_engines":1,"other_names":"","plain_english":"N4977E is a Hiller UH-12A, a rotorcraft with a piston engine (a helicopter or multicopter), built in 1951. It has 4 seats. It is registered to an individual in Thornton, New Hampshire. The registration is valid: it was issued on September 15, 2018 and expires on September 30, 2028. It holds a multiple airworthiness certificate for standard; restricted; agriculture and pest control, dated August 1, 1983.","region":"New England","region_code":"E","registrant_type":"Individual","registrant_type_code":"1","seats":4,"serial_number":"254","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"NH","status":"Valid registration","status_code":"V","status_short":"Valid","street":"503 MILL BROOK RD","street2":"","type_aircraft":"Rotorcraft","type_aircraft_code":"6","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00300745","url":"https://staging.data.eflight.com/aircraft/N4977E","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1951,"zip":"032856349"}