Sikorsky is hopeful that additional tasks accomplished while the aircraft was kept on the ground due to gearbox issues will mean smooth sailing for development testing of the U.S. Marine Corps’ CH-53K King Stallion now that the all-new heavy-lift helicopter has taken to the air. The first engineering development model (EDM-1) made its 30-min. first flight from Sikorsky’s West Palm Beach, Florida, development center on Oct. 27, beginning a three-year, 2,000-hr. flight-test ...


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