__NOTOC__ <!-- This article is a part of Wikipedia:WikiProject Aircraft. Please see Wikipedia:WikiProject Aircraft/page content for recommended layout. --> {{Infobox aircraft | name = LAK-19 | logo = | logo_size = | image = | alt = | caption = | long_caption = | other_names = | aircraft_type = Standard-class sailplane | aim = | outcome = | related = | national_origin = Lithuania | manufacturer = AB Sportinė Aviacija | design_group = | designer = | builder = | issuer = | status = | owners = | primary_user = | more_users = | service = | major_applications = | proposals = | prototypes = | number_built = c.33 | construction_number = | civil_registration = | military_serial = | radio_code = | requirement = | aircraft_carried = | flights = | total_hours = | total_distance = | construction_date = | introduction = | retired = | first_flight = 30 July 2001 | initiated = | in_service = | last_flight = | expected = | developed_from = | variants = | developed_into = | preservation = | fate = | predecessors = | successors = | concluded = }} The '''LAK-19''' is a Lithuanian single-seat Standard-class sailplane manufactured by Sportinė Aviacija.
==Design and development== The LAK-19 is a single-seat standard-class sailplane manufactured in Lithuania by Sportinė Aviacija. It is designed to meet the requirements of the utility category of JAR-22. It is a mid-wing glider with a T-tail and retractable main landing gear. Interchangeable outer wing panels are provided to enable it to fly with a span of either 15 or 18 metres.
The sailplane is of composite construction using materials such as kevlar, carbon and glass fibre. The wing spar is of carbon fibre. The weight of each wing panel is about 55 kg. Schempp-Hirth airbrakes are mounted on the upper surfaces. It is capable of carrying 180 litres (47 gallons) of water ballast. All controls, including the water ballast system, hook up automatically. The one-piece canopy hinges forward. <ref>http://www.lak.lt/production/LAK-19.html JSC "Sportine Aviacija ir Ko: LAK-19</ref>
The LAK-19 was based on the design of the earlier LAK-17, but is not fitted with flaps. It was first flown on 30 July 2001, and was certified on 31 May 2002 by the Lithuanian Civil Aviation Authority.
==Variants== ;LAK-19 :Production 15- or 18-metre wingspan sailplane. Both variants can also be fitted with or without winglets. ;LAK-19T :Powered self-sustaining sailplane variant of the LAK-19 with a Solo 2350B two-cylinder air-cooled two-stroke retractable engine.
==Specifications (LAK-19 with 15 metre wingspan) == {{Aircraft specs |ref=<ref>http://www.lak.lt/production/LAK-19_technical_data.html Sportine Aviacija: LAK-19 technical data</ref><ref>http://www.lak.lt/documentation/LAK19%20FM.pdf {{Dead link|date=February 2022}}</ref> |prime units? = met |crew=1 |capacity=180 kg (397 lb) water ballast |length m=6.53 |length ft=21 |length in=5 |span m=15.00 |span ft=49 |span in=2 |height m=1.29 |height ft=4 |height in=3 |wing area sqm=9.06 |wing area sqft=97.52 |aspect ratio=24.83 |empty weight kg=220 |empty weight lb=485 |gross weight kg=453 |gross weight lb=999 |max speed kmh=275 |max speed mph=171 |glide ratio=<!-- sailplanes -->45 |sink rate ms=<!-- sailplanes -->0.53 |sink rate ftmin=<!-- sailplanes -->104 }}
==See also== {{aircontent <!-- include as many lines are appropriate. additional lines/entries with carriage return. --> |related=<!-- related developments --> |similar aircraft=<!-- similar or comparable aircraft --> |lists=<!-- related lists --> *List of gliders }}
==References== {{reflist}}
==External links== * [https://web.archive.org/web/20110928045243/http://www.lak.lt/index.html Sportinė Aviacija] * [https://web.archive.org/web/20120401063801/http://www.easa.eu.int/certification/type-certificates/docs/aircrafts/EASA-TCDS-A.012_LAK--19-03-16102004.pdf EASA Type Certificate data sheet]
{{LAK aircraft}}
{{DEFAULTSORT:Sportine Aviacija LAK-19}} Category:Glider aircraft Category:LAK aircraft Category:Aircraft first flown in 2001