Northrop Grumman’s Guided 57mm Ammunition is a next-generation technology designed for use on the U.S. Navy’s Mk110 weapon system. Our Guided 57mm ammunition is capable of continuous, multi-directional, in-flight maneuver to effectively guide the round to impact. The 57mm Guided projectile enables the warfighter to cost effectively address and defeat complex, fast, swarming threats at greater ranges by leveraging existing systems and capabilities.