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Patrone, 5.56×45mm, DM38, Übung ("Practice"): 5.56×45mm 0.5 g (7.70gr) plastic training cartridge, plastic case cartridge colored light blue with a light 7.7-grain plastic bullet designed for short ranges with a dangerous space under 400-metre, produced by Metallwerk Elisenhütte GmbH.
The AR-15 rifle usually comes chambered for either the military cartridge 5.56×45mm or the .223 Remington. Because of the pressures associated with the 5.56×45mm, it is not advisable to fire 5.56×45mm rounds in an AR-15 marked as .223 Remington, since this can result in damage to the rifle or injury to the shooter. [1]
The table below gives a list of firearms that can fire the 5.56×45mm NATO cartridge, first developed and used in the late 1970s for the M16 rifle, which to date, is the most widely produced weapon in this caliber. [1] Not all countries that use weapons chambered in this caliber are in NATO. This table is sortable for every column.
5.56×45mm sub-calibre flechette United States: no 1989 AC-556: Sturm, Ruger & Co..223 Remington United States: yes 1999-2009 ACAR [6] Lithgow Arms Wedgetail Industries Thales Australia [7] 5.56×45mm/.300 AAC Blackout Australia: 2023 Adcor A-556: Adcor Defense 5.56×45mm United States: yes 2010-2020 ACR: Remington Arms Bushmaster: 5.56×45mm ...
Common rifle cartridges, from the largest .50 BMG to the smallest .22 Long Rifle with a $1 United States dollar bill in the background as a reference point.. This is a table of selected pistol/submachine gun and rifle/machine gun cartridges by common name.
Cartridges like the American 5.56×45mm M193 (1964; originally used in the M16), Soviet 5.45×39mm M74 (1974; used in the AK-74, which replaced the AKM), Belgian SS109 / 5.56×45mm NATO (1980; used in most AR-15 systems), and the Chinese 5.8×42mm (1987; used in the QBZ-95) allow a soldier to carry more ammunition for the same weight compared ...
In CIP-regulated countries, every rifle cartridge combination has to be proofed at 125% of this maximum CIP pressure to certify for sale to consumers. [9] This means that .223 Remington chambered arms in CIP-regulated countries are as of 2016 [update] proof tested at 537.50 MPa (77,958 psi) PE piezo pressure.
The major dimensional difference between the chambers that fire the .223 Remington and the 5.56×45mm NATO is the longer and larger-diameter "freebore" [3] in the 5.56 chamber (0.0566 in (1.44 mm) vs 0.0250 in (0.64 mm) length, 0.2265 in (5.75 mm) vs 0.2240 in (5.69 mm) diameter). Freebore is a short and smooth section of the barrel that is ...