The Bell company won a Navy design competition in June 1950 for a helicopter specifically for anti-submarine warfare. This design, Bell Model 61, was the only Bell helicopter using the tandem-rotor layout; it was powered by a 2400 hp Pratt & Whitney R-2800-50 engine and was intended to carry air-to-surface missiles such as the Fairchild Petrel, as well as dipping ASDIC. Three XHSL-1 were ordered the first of these flying on March 4, 1953, followed by a production contract for 78, including 18 destined for the Britain's Fleet Air Arm.
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The Bell Model 61 was the only Bell helicopter using the tandem-rotor layout; it was powered by a 2400 hp Pratt & Whitney R-2800-50 engine and was intended to carry air-to-surface missiles such as the Fairchild Petrel as well as dipping ASDIC.
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EUR 5,75 per la spedizione in U.S.A.
Destinazione, tempi e costiDa: Boomer's Books, Weare, NH, U.S.A.
Booklet. Condizione: Very Good+. First Edition. A crisp clean copy from a meticulous collector. May show price sticker to cover or previous owners name or address stamp to first pages. Otherwise in beautiful condition!; Naval Fighters, 70; 8.5 X 0.1875 X 11 inches; 88 pages. Codice articolo 37743
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