{"airworthiness_class":"Multiple","airworthiness_date":"2001-03-21","airworthiness_ops":"Standard; Restricted; Agriculture and pest control","category":"conventional","cert_issue_date":"2018-10-23","city":"BLACK ROCK","country_code":"US","county_code":"075","cruise_speed_mph":null,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"41525","engine_horsepower":260,"engine_maker":"LYCOMING","engine_model":"VO-435 SERIES","engine_thrust_lb":0,"expiration_date":"2028-10-31","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2023-06-16","maker":"Texas Helicopter Corp","maker_country":null,"maker_raw":"TEXAS HELICOPTER CORP","maker_segment":null,"mfr_mdl_code":"8930106","mode_s_code":"51501110","mode_s_hex":"A68248","model":"OH-13H/M74L","n_number":"N51851","name":"BROTHERS AVIATION LLC","num_engines":1,"other_names":"","plain_english":"N51851 is a Texas Helicopter Corp OH-13H/M74L, a rotorcraft with a piston engine (a helicopter or multicopter), built in 1978. It has 1 seat. It is registered to Brothers Aviation LLC, an LLC in Black Rock, Arkansas. The registration is valid: it was issued on October 23, 2018 and expires on October 31, 2028. It holds a multiple airworthiness certificate for standard; restricted; agriculture and pest control, dated March 21, 2001.","region":"Southwestern","region_code":"2","registrant_type":"LLC","registrant_type_code":"7","seats":1,"serial_number":"78-019","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"AR","status":"Valid registration","status_code":"V","status_short":"Valid","street":"PO BOX 23","street2":"","type_aircraft":"Rotorcraft","type_aircraft_code":"6","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00392225","url":"https://staging.data.eflight.com/aircraft/N51851","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1978,"zip":"724150023"}