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Wednesday, January 03, 2007

Sikorsky revives General Electric's shelved T407 with turboshaft selection for US Navy CH-53K

CH-53K heavylift helicopterSixteen years after development of General Electric's T407 turboprop was shelved following cancellation of the US Navy's Lockheed P-7 maritime patrol aircraft, Sikorsky has selected a turboshaft derivative of the 6,000shp-class (4,470kW) engine, the GE38-1B, to power the CH-53K heavylift helicopter.

The GE38 has been selected over the Pratt & Whitney Canada PW150 and Rolls-Royce AE1107 to power the triple-turbine CH-53K, which is under development to replace the US Marine Corps' Sikorsky CH-53E Super Stallions. Sikorsky was awarded the $3 billion contract to develop the CH-53K in April 2006.

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