M118 Full Metal Jacket Armor-Piercing

Cartridge, Caliber 7.62mm, Ball, Full Metal Jacket, Armor-Piercing, M118, more commonly known as M118 Full Metal Jacket Armor-Piercing, M118 FMJ-AP, or simply M118 Ball, was a 7.62x51mm NATO cartridge in service with the, as well as the standard-issue ball cartridge of the from 2356 onwards, replacing the previous .224 caliber M10 Full Metal Jacket Semi Armor-Piercing cartridge. Despite the designation, the cartridge was not related to the 20th century M118 or M118LR Special Ball cartridges used by the United States military.

Description & Technical Details
The M118 FMJ-AP cartridge was a 7.62x51mm NATO cartridge mass-produced by. While a number of varieties of this cartridge existed, most consisted of a copper-jacketed 152-grain (9.85 grams) lead-free boat-tailed spitzer-type projectile containing a solid tungsten penetrator core, seated in a Boxer-primed brass case containing between 44 and 45 grains of UMPC-4 propellant.