
By and large, those who used the M193 in combat considered the terminal performance of the bullet adequate. The M855 bullet incorporated a steel penetrator, which markedly improved the penetration capabilities of the round compared to the old 55gr M193 load. Often referred to as “green tip ammo” because of the green paint on the bullet, the US Air Force, Army, Navy, and Marine Corps formally adopted the M855 along with the updated M-16A2 rifle during the 1980s.
#.458 SOCOM SUBSONIC TWIST RATE FULL#
Known in the US military as the M855, the new NATO ball load fired a 62 grain full metal jacket bullet at 3,025 feet per second (1,260 ft-lbs of energy). They ended up settling on the Belgian SS109 variant of the 5.56x45mm. NATO conducted extensive testing after the Vietnam War in an effort to supplement the 7.62x51mm NATO with another standardized rifle cartridge for the members of the alliance. The rifle and cartridge suffered through major teething problems during the Vietnam War, but modifications to the rifle and the propellant used in the cartridge eventually solved most of those issues. 224″ 55 grain full metal jacket bullet at 3,250 feet per second (1,290 foot pounds of energy). 223 Rem), the original M193 ball load for the 5.56x45mm fired a. The military eventually settled on the high velocity 5.56x45mm cartridge and the M-16 rifle, a military adaption of the civilian AR-15, which was itself a scaled down version of the AR-10.ĭerived from the. 30-06 Springfield with the M-14 battle rifle and 7.62x51mm NATO in the 1950s, the US military again began the search for a new rifle and cartridge. Just a few short years after replacing the M-1 Garand and the. 450 Bushmaster vs 458 SOCOM vs 50 Beowulf PodcastĪpple | Google | iHeart | Spotify | Stitcher 450 Bushmaster vs 458 SOCOM vs 50 Beowulf: History If you’d rather listen than read, click the appropriate link below to listen to this episode on your preferred podcasting service.

Thanks for your support.Īdditionally, I recorded an entire podcast episode on the various cartridge options for the AR-15 (to include the.
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This helps support the blog and allows me to continue to create free content that’s useful to hunters like yourself. This means I will earn a small commission (at no extra cost to you) if you make a purchase. Some of the links below are affiliate links. Today, I’m going to discuss the pros and cons of the 450 Bushmaster vs 458 SOCOM vs 50 Beowulf so you can make an informed decision on which cartridge is best for your particular situation.īefore we get started, I have an administrative note: That being said, each has different strengths and weaknesses that you should be aware of before purchasing one.

All three cartridges are solid performers and there is quite a bit of overlap in their capabilities. Unfortunately, those same designers must also operate within relatively severe constraints when building larger bore cartridges that will reliably function in an AR-15. For that reason, hunters desiring a big bore AR currently only have three mainstream choices: the. The AR-platform is the most popular style of rifle in the United States and offers many inherent advantages for hunters, so designers have made many attempts at building more powerful cartridges for the AR-15 over the years. 223 Remington are great for general plinking, more serious target shooting, and varmint hunting, using the diminutive cartridge on larger game is a very contentious subject. While most hunters and shooters would probably agree that Modern Sporting Rifles chambered in.

Here’s what you need to know about the 450 Bushmaster vs 458 SOCOM vs 50 Beowulf. When it comes to heavy hitting cartridges designed for use in Modern Sporting Rifles, hunters and shooters only have a few real choices these days.
