The 5.56×45mm NATO (official NATO nomenclature 5.56 NATO, commonly pronounced "five-five-six") is a rimless bottlenecked centerfire intermediate cartridge family developed in the late 1970s in Belgium by FN Herstal. [5] It consists of the SS109, L110, and SS111 cartridges.

2025年2月5日 · Yes, there is a difference between 5.56 and 5.56 NATO ammunition, albeit subtle yet significant, primarily in pressure and chamber specifications, potentially leading to safety concerns depending on the firearm used.

2023年4月19日 · There are two primary differences between the .223 Remington and the 5.56 NATO. The first is that the 5.56 is loaded at higher pressures than the .223. The 5.56 NATO cartridge runs around 58,000 pounds-per-square-inch (psi), while the .223 Remington is loaded to approximately 55,000 psi.

2023年2月2日 · Here are 5.56 NATO ballistics charts with other information and a brief history on this centerfire rifle cartridge.

2024年11月28日 · Discover the key differences between 5.56×45 and 5.56 NATO cartridges, including specs, ballistic performance, and compatibility, to enhance your experience. The key …

2024年12月7日 · The 5.56 NATO cartridge is a rimless bottlenecked cartridge with a diameter of 5.56 mm (0.219 inches) and a case length of 44.7 mm (1.76 inches). It has a maximum overall length of 57.4 mm (2.26 inches) and a maximum case capacity of 1.85 grams.

The 5.56×45mm NATO (official NATO nomenclature 5.56 NATO) is a rifle cartridge developed in the United States and originally chambered in the M16 rifle. Under STANAG 4172, it is a standard cartridge for NATO forces as well as many non-NATO countries. [3]

2021年4月13日 · The 5.56×45 NATO has one of the most interesting and controversial histories of any rifle caliber that we can think of in modern warfare. Not only did it vastly change the landscape of small arms, but it had profound impacts on world stage politics and modern warfare.

2 天之前 · I recently shot through 250 rounds of AAC’s 5.56 NATO 77-grain OTM cartridges through a PSA Sabre rifle. PSA purchased AAC after Remington went bankrupt, and their various brands hit the auction ...

5 天之前 · Bravo Company Recce-18 MCMR Precision in 5.56 NATO: Full Review The Recce-18 MCMR Precision from Bravo Company is an accurate, feature-packed rifle that's ready to go right out of the box. Here's a full review.