During the late morning hours of July 1, 1970, five 82 mm mortar rounds struck Fire Support Base Ripcord in northern South Vietnam. Small-arms fire and rocket-propelled grenades followed. Defending the base’s perimeter, Delta Company, 2nd Battalion, 506th Airborne Regiment, 101st Airborne Division, engaged North Vietnamese Army troops about 700 yards away. Thus began the 23-day battle for Ripcord, one of the last major battles between the U.S. and North Vietnamese armies, which ended when American forces were ordered to evacuate. The fighting sometimes pitted individual American companies against two NVA battalions. The American platoons’ M60 machine guns played a decisive role in those fights.
ARSENAL
The M60, introduced in 1957, incorporated features of the German MG-42 machine gun and FG-42 assault rifle. It fired over an open bolt, used…