{"airworthiness_class":"Standard","airworthiness_date":"2022-10-24","airworthiness_ops":"Utility","category":"conventional","cert_issue_date":"2026-04-24","city":"MISSOULA","country_code":"US","county_code":"063","cruise_speed_mph":null,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"55700","engine_horsepower":115,"engine_maker":"BRP-ROTAX","engine_model":"914 F2","engine_thrust_lb":0,"expiration_date":"2033-04-30","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2026-04-24","maker":"Stemme Ag","maker_country":null,"maker_raw":"STEMME AG","maker_segment":null,"mfr_mdl_code":"05635TS","mode_s_code":"50025564","mode_s_hex":"A02B74","model":"STEMME S 12","n_number":"N11SK","name":"STEMME N11SK LLC","num_engines":1,"other_names":"","plain_english":"N11SK is a Stemme Ag STEMME S 12, a glider with a four-stroke engine, built in 2019. It has 2 seats. It is registered to Stemme N11Sk LLC, an LLC in Missoula, Montana. The registration is valid: it was issued on April 24, 2026 and expires on April 30, 2033. It holds a standard airworthiness certificate for utility, dated October 24, 2022.","region":"Northwest Mountain","region_code":"S","registrant_type":"LLC","registrant_type_code":"7","seats":2,"serial_number":"12-030","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"MT","status":"Valid registration","status_code":"V","status_short":"Valid","street":"124 W PINE ST","street2":"","type_aircraft":"Glider","type_aircraft_code":"1","type_engine":"Four-cycle piston","type_engine_code":"8","unique_id":"01308864","url":"https://staging.data.eflight.com/aircraft/N11SK","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":2019,"zip":"598024222"}