Add Yahoo as a preferred source to see more of our stories on Google. WASHINGTON — Boeing plans to begin testing a full 3D-printed main rotor system for the AH-64 Apache attack helicopter in the ...
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AW139 helicopter faces FAA scrutiny over main rotor tension-link cracks
The Leonardo AW139 ferries offshore oil workers across the Gulf of Mexico, rushes trauma patients to hospitals, and lifts rescue swimmers to stranded vessels in open ocean. More than 1,200 of the twin ...
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