Boeing and defense company Nammo partnering with the US Army have set a new range record during an indirect fire test of a ramjet-powered artillery shell when a Ramjet 155-mm round was fired from a 58-caliber Extended Range Cannon Artillery (ERCA).

Modern artillery has made many advances, but in terms of range, the guns used by the Western powers haven’t improved more than marginally. This is unfortunate because rivals like Russia rely heavily on artillery fire, especially rocket artillery, which has over three times the range of cannon fire.

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To overcome this, Boeing and Norway-based Nammo have partnered under the US Army’s XM1155 program to develop a new class of extremely long range artillery that uses advanced ramjet technology, yet can be fired by standard guns without modification.

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