Martin XB-51
Ground-attack aircraft
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The Martin XB-51 was an American trijet ground-attack aircraft. It was designed in 1945 and made its maiden flight in 1949. It was originally designed as a bomber for the United States Army Air Forces under specification V-8237-1 and was... Wikipedia
Manufacturer: Glenn L. Martin Company
Top speed: 645 mph
Engine type: General Electric J47
Range: 1,600 mi
First flight: October 28, 1949
Length: 85′
Unit cost: 12,600,000–12,600,000 USD