Schweizer SGS 2-32
The Schweizer SGS 2-32 is an American two-seat, mid-wing, two or three-place glider built by Schweizer Aircraft of Elmira, New York.[3]
The 2-32 was designed to be the highest performance two-place glider available, when it first flew in 1962. The 2-32 has been used as a tourist glider, trainer, cross-country and high-altitude sailplane and has set many US and world records. A total of 87 aircraft were completed.[1][2][3][4]
Design and development
The SGS 2-32 was conceived as a mass-produced sailplane of modest performance to act as a step-up from the SGU 2-22 trainer then in common use in North America. After careful examination of the potential market, the company decided to produce a higher performance sailplane with a greater wingspan instead.[2]
The 2-32 design was started in 1961 and completed with certification under type certificate G1EA on 19 June 1964.[2][5]
The 2-32 is all-metal, with a semi-monocoque aluminum fuselage and cantilever wings of 57 foot (17.37 m) span. It has top-and-bottom divebrakes and an all-flying stabilator tail.[1][3]
The aircraft seats two or three, with one seat in the front cockpit and a double bench seat in the back suitable for two smaller people of 150 lb (68 kg) each, maximum. The aircraft is often described a "21⁄2 seater".[1][2][3]
The ability to carry two passengers, plus its complete and comfortable interior has made the 2-32 a popular aircraft with commercial glider operators for conducting tourist flights. The ability to carry two passengers doubled profitability for rides.[2]
The first customer aircraft were delivered in 1964, shortly after certification was completed.[2]
The type certificate is currently held by K & L Soaring of Cayuta, New York. K & L Soaring now provides all parts and support for the Schweizer line of sailplanes.[5][6]
Derivative designs
The SGS 2-32 has been the basis of several derivative designs, including:[4]
Operational history
As soon as it entered service many pilots realized that this high performance two-place sailplane would be ideal to break many of the two-place records previously set by lower performance gliders.[2][3]
At one time the 2-32 held the two-place speed records over 100 km, 300 km and 500 km courses, as well as many distance, out and return and altitude records in both the men's and women's categories. 2-32s were also flown in the 1964 US Nationals.[2][3]
Some of the records set by pilots flying SGS 2-32s include:
- World record two-place out and return flight, 404 miles (654 km), May 23, 1970, Joe Lincoln and Cris Crowl. Lincoln's 2-32, named Cibola, had special longer wings of 67-foot (20 m) span installed that increased performance further.[2]
- World record two-place speed over 100 km (63 miles) Triangle, 74 mph (120 km/h), 1971, Joe Lincoln.[2]
- World record two-place feminine absolute altitude 35,463 feet (10,809 m) and altitude gain 24,545 feet (7848 m), 5 March 1975, Babs Nutt.[1][3]
In May 2008 there were still 64 2-32s registered in the USA[10] and one in Canada.[11]
In USAF service at the United States Air Force Academy the 2-32 was known as the TG-5.
Aircraft on display
The National Soaring Museum has two SGS 2-32s in its collection, N2767Z and N8600R, the prototype.[12][13] N8600R is currently on loan to and on display at the Evergreen Aviation & Space Museum in McMinnville, Oregon.[14]
Specifications
General characteristics
- Crew: 1-Two, or one pilot plus two passengers
- Wingspan: 17.37 m (57 ft 0 in)
- Wing area: 16.72 m2 (180 ft2)
- Aspect ratio: 18.05
- Wing profile: NACA 63(3)-618, NACA 43012A
- Empty weight: 377 kg (831 lb)
- Gross weight: 608 kg (1,340 lb)
Performance
- Maximum speed: 252 km/h (158 mph)
- Maximum glide ratio: 33 at 52 mph (83 km/h)
- Rate of sink: 0.61 m/s (120 ft/min)
See also
Notes
- ^ a b c d e Activate Media (2006). "SGS 2-32 Schweizer". http://www.sailplanedirectory.com/PlaneDetails.cfm?planeID=313. Retrieved 2008-05-28.
- ^ a b c d e f g h i j k Schweizer, Paul A: Wings Like Eagles, The Story of Soaring in the United States, pages 183-265. Smithsonian Institution Press, 1988. ISBN 0-87474-828-3
- ^ a b c d e f g Said, Bob: 1983 Sailplane Directory, Soaring Magazine, page 32. Soaring Society of America, November 1983. USPS 499-920
- ^ a b c d e Schweizer Aircraft Corp: The Aristocrat - The Schweizer 2-32. Schweizer Aircraft Corp, undated.
- ^ a b Federal Aviation Administration (September 2007). "GLIDER DATA SHEET NO. G1EA". http://www.airweb.faa.gov/Regulatory_and_Guidance_Library%5CrgMakeModel.nsf/0/5B12B06DD9D759A7862573B100583213?OpenDocument. Retrieved 2008-05-28.
- ^ K & L Soaring (undated). "K & L Soaring, LLC". http://klsoaring.com/. Retrieved 2008-04-05.
- ^ Goebel, Greg. "The Prehistory of Endurance UAVs". VectorSite. Accessed 2010-06-18.
- ^ Jane's All the World's Aircraft 1973-74. London, United Kingdom: Jane's Yearbooks. 1973. p. 431 ISBN 0 354 00117 5
- ^ Jenkins, Dennis R. et al. (June 2003). "AMERICAN X-VEHICLES". http://history.nasa.gov/monograph31.pdf. Retrieved 2008-11-08.
- ^ Federal Aviation Administration (May 2008). "FAA Registry". http://registry.faa.gov/aircraftinquiry/acftinqSQL.asp?striptxt=SGS232&mfrtxt=Schweizer&cmndfind.x=12&cmndfind.y=10&cmndfind=submit&modeltxt=SGS+2-32. Retrieved 2008-05-28.
- ^ Transport Canada (May 2008). "Canadian Civil Aircraft Register". http://wwwapps2.tc.gc.ca/Saf-Sec-Sur/2/ccarcs/aspscripts/en/quicksearch.asp. Retrieved 2008-05-28.
- ^ Munson, J. (undated). "Sailplanes in Our Collection". http://www.soaringmuseum.org/collection.html. Retrieved 2008-04-15.
- ^ "N8600R N-Number Search". FAA. http://registry.faa.gov/aircraftinquiry/NNum_Results.aspx?NNumbertxt=8600R&x=0&y=0. Retrieved 2 September 2011.
- ^ "General Aviation". http://www.evergreenmuseum.org/the-museum/aircraft-exhibits/general-aviation/. Retrieved 2 September 2011.
External links
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