WASHINGTON, Dec. 8 (UPI) -- BAE Systems has received a $69 million contract to produce additional MK90 rocket propellant grains for the U.S. Army.
The grains will be used to power rockets equipped on rotary and fixed-wing aircraft. The MK90 grains ordered comprise the propulsion component for the MK66 rocket motor, part of the Hydra 70 family of rocket systems used by the U.S. armed forces.