Original U.S. Vietnam War Inert 40mm XM576E1 High Velocity Buckshot Shotgun Round with XM199 Aluminum Case - Dated 1970 Manufacture Type_Original Items This would be read: SHOWA

This would be read: SHOWA (current reigning emperor) Juu-Hachi Nen (18th year of reign - 1943)

As of January 1992

the 1st Infantry Division suffered 21

so we can definitely tell this was done on purpose

which appears to have been well used

Original U.S. Vietnam War Inert 40mm XM576E1 High Velocity Buckshot Shotgun Round with XM199 Aluminum Case - Dated 1970 Manufacture Type_Original Items This would be read: SHOWAOriginal Item. Only One Available. The 40mm XM576E1 High Velocity Buckshot Round was developed to enhance close range effectiveness in combat situations. Designed for use with automatic grenade launchers, such as the Mk 19, this round was intended to provide a widespread shot pattern capable of engaging multiple targets simultaneously. The buckshot configuration made it especially useful in jungle warfare and urban combat, where enemy forces could be