Tag Archives: piasecki forward propeller

Piasecki X-49A Speeedhawk Compound Helicopter: 250-mph Black Hawk?

by David Crane defrev@gmail.com October 22, 2007 Piasecki Aircraft Corp. (PAC) has designed and developed a compound helicopter called the X-49A Speedhawk, which utilizes a Sikorsky YSH-60F Seahawk helicopter as the base airframe. The Seahawk is a marine version of the UH-60 Black Hawk heliocopter series. The Speedhawk’s “compound” aspect is comprised of wings for additional lift and a vectored-thrust …

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