The M1917 Browning Machine Gun is a water-cooled, belt-fed machine gun designed by John Browning. Introduced in 1917, it was primarily used by the United States military during World War I and continued to see service in World War II and beyond. The gun fires the .30-06 Springfield cartridge and is known for its reliability and sustained fire capability. Weighing around 30 pounds, the M1917 can be mounted on vehicles or used in a fixed position. Its design features a distinctive water jacket that helps cool the barrel during prolonged firing. The M1917 Browning played a significant role in American military history, influencing future machine gun designs.