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5.56mm Nato Ammo

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  • 5.56mm NATO

5.56 NATO ammo comes in bullet weights between 55 and 85 grains. The most popular and commercially available 5.56mm NATO bullet weights are 55 and 62 grains. Performance ballistics for 55, 62 and 75 grains are found in the following table.

5.56mm NATO VELOCITY
100 yd 200 yd 300 yd 400 yd 500 yd
55 gr 2,740 ft/s 2,382 ft/s 2,051 ft/s 1,750 ft/s 1,484 ft/s
62 gr 2,714 ft/s 2,394 ft/s 2,095 ft/s 1,820 ft/s 1,571 ft/s
75 gr 2,676 ft/s 2,453 ft/s 2,242 ft/s 2,041 ft/s 1,851 ft/s
5.56mm NATO ENERGY
100 yd 200 yd 300 yd 400 yd 500 yd
55 gr 917 ft⋅lb 693 ft⋅lb 514 ft⋅lb 374 ft⋅lb 269 ft⋅lb
62 gr 1,014 ft⋅lb 789 ft⋅lb 604 ft⋅lb 456 ft⋅lb 340 ft⋅lb
75 gr 1,192 ft⋅lb 1,002 ft⋅lb 837 ft⋅lb 693 ft⋅lb 570 ft⋅lb

Disclaimer: Actual velocity and energy ballistics may vary.