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Enlisted Performance Report. An Enlisted Performance Report (EPR) is an evaluation form used by the United States Air Force. Instructions for constructing an EPR appear in chapter 3 of Air Force Instruction 36-2406: Officer and Enlisted Evaluation Systems. The EPR replaced the Airman Performance Report (APR) in the late 1980s.
2,510 ft/s (770 m/s) 2,588 ft⋅lbf (3,509 J) Test barrel length: 24 in (26 in for Lapua) [1] The .308 Winchester is a smokeless powder rimless bottlenecked rifle cartridge widely used for hunting, target shooting, police, military, and personal protection applications globally. It is similar, but not identical, to the 7.62×51mm NATO cartridge.
The Personnel Reliability Program (PRP) is a United States Department of Defense security, medical and psychological evaluation program, designed to permit only the most trustworthy individuals to have access to nuclear weapons (NPRP), chemical weapons (CPRP), and biological weapons (BPRP). The program was first instituted for nuclear weapons ...
The 5.56×45mm NATO standard SS109/M855 cartridge was designed for maximum performance when fired from a 508 mm (20.0 in) long barrel, as was the original 5.56 mm M193 cartridge. Experiments with longer length barrels up to 610 mm (24.0 in) resulted in no improvement or a decrease in muzzle velocities for the SS109/M855 cartridge.
Bullet drop and wind drift are shown both in mil and moa. The 7.62×51mm NATO has 3.38 ml (52.0 grains) cartridge case capacity. The exterior shape of the case was designed to promote reliable case feeding and extraction in bolt-action rifles and machine guns alike, under extreme conditions. 7.62×51mm NATO cartridge dimensions.
The M1 carbine (formally the United States carbine, caliber .30, M1) is a lightweight semi-automatic carbine that was issued to the U.S. military during World War II, the Korean War, and the Vietnam War. [11] The M1 carbine was produced in several variants and was widely used by paramilitary and police forces around the world after World War II.
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Copper-jacketed bullet of 5.6 g (0.20 oz) mass at 445±10 m/s, as shot from a type 54 pistol. GA 3 7.62×25mm Tokarev (SMG) Same bullet as above, but with a velocity of 515±10 m/s, as shot from a type 79 submachine gun. GA 4 7.62×25mm Tokarev AP (SMG)