Advanced Armament Corporation tweaked the round for solid performance in the M4 rifle. AR, I did not have to taper-crimp bullets weighing less than 150 grains. Why not call it the 30 Blackout, then, since it fires a .30-caliber bullet? The military was interested in this kind of performance for clandestine operations, I assume. Not the best for accuracy. If you also know a bullets ballistics coefficient, you can then use a ballistics calculator to estimate how much energy the bullet loses along its path to the target. . I dont have comments enabled on this site, to discuss this post, feel free to comment on it there. Once you start trying to do other things with the 300 BLK, better options emerge. After a number or trips to the range and a lot of brass and bullets, I found a load that would work- note the bughole in the middle left side of the target below. Set-out was a noticeable problem only with the Nosler bullets, but it could have been occurring with other bullets, too, and just not showing up as glaringly on target. It may work exceptionally for some and mediocre at best for others. You will have to tweak subsonic handloads based on your rifle and the ambient conditions in order to get consistent subsonic performance. If you spent a lot of time with your 300 BLK and couldnt get the precision you wanted out of it, maybe it wasnt you? ALWAYS CONSULT COMPREHENSIVE REFERENCE MANUALS AND BULLETINS OF PROPER TRAINING REQUIREMENTS, PROCEDURES, TECHNIQUES AND SAFETY PRECAUTIONS BEFORE ATTEMPTING ANY SIMILAR ACTIVITIES. Check the Price. If your barrel isn't dimpled correctly for the block screws that might also be the culprit. The 300 BLK rifle magazine is based on the original design offered by the company and provides a steel and polymer design for both a translucent smoke finish and solid black options The reliable, and trouble-free feeding system is tailored perfectly for the dimensions of the 300 BLK cartridge. Although more difficult, you can even adjust for the 2 feet of drop at 300 yards. Some say you want to use the fastest, flattest-shooting bullets you can find. The subsonic 300 Blackout bullet maintains its velocity better than the other two bullets due to its high ballistics coefficient. One problem with many subsonic 300 Blackout cartridges is that theyre loaded with enough gunpowder to achieve maximum subsonic velocityabout 1,050 fpsout of a 16-inch barrel. I loaded an additional 10 rounds using the original data and fired them through a CVA Scout with a 16-inch barrel. It may only be me, butwhen I do encounter a 300 BLK that shoots, its often not a true 300 BLK. Subsonic ammo is lower-powered ammo that only propels bullets to just below the speed of sound. At 500 yards, the bullet has dropped almost 9 feet, making it more or less impossible to hit your target. PRESCRIPTION 3Bullet: 125-grain Nosler AccuBondPowder/Charge: Accurate 5744, 20.8 grains (compressed)Primer: Federal Small RifleCartridge Overall Length: 2.13 inchesMuzzle Velocity: 2,203 fps. PRESCRIPTION 5Bullet: 130-grain Hornady SPPowder/Charge: Hodgdon Lil'Gun, 19.0 grainsPrimer: Federal Small RifleCartridge Overall Length: 2.02 inchesMuzzle Velocity: 2,259 fps. These metal shards fly off in multiple directions, causing far more damage than even a well-designed hollow point. I will try some other loads and see if I can keep sub and still cycle. 10.5g it functions but doesn't keep the bolt open. I found somebut not allHornady and Remington brass had crimped primers. ratings mean they actually shoot . Jones. or do any combination of those things . If you're looking for a multi-purpose load for the .300 AAC Blackout, this may be the best bullet. In my opinion, the bread and butter of the 300 BLK is short barrel rifle applications, especially with a suppressor (what isnt cool about a 10 300 BLK with a can and IR laser?) I have tried a lighter weight buffer as well. Solution for 300 AAC Blackout jamming! 9 Best .300 Blackout Rifles (Buying Guide & FAQs) 2023 - Marine Approved This presents little problem if you do not already own a 5.56mm rifle, but it seems fair to wager that the majority of prospective .300 Blackout owners also own AR-15 type rifles chambered in 5.56mm. If this interplay between barrel length, bullet energy, and ballistics coefficient seems confusing, I dont blame you. Today it is perhaps best known as a self-defense and military round, but gaining the spotlight as an effective hog killer, especially when combined with a suppressor to really muffle the report. What's the problem with the caliber based on this thread? AR15.COM is the world's largest firearm community and is a gathering place for firearm enthusiasts of all types. The 300 Blackout is a rifle cartridge thats more powerful than the 5.56 when fired out of a barrel thats less than 16 inches long. Worth it to buy dedicated .300 blackout mags? : r/300BLK - Reddit In many ways, the 300 BLK in design terms is the opposite of a modern match cartridge like the 6mm BR or 6.547 Lapua. Specifically, you want to know how much energy a bullet has when it hits the target, which is referred to as a bullets energy on target. . PRESCRIPTION 6Bullet: 150-grain Nosler Ballistic TipPowder/Charge: Hodgdon Lil'Gun/17.0 grainsPrimer: Federal Small RifleCartridge Overall Length: 2.18 inchesMuzzle Velocity: 2,058 fps. Next, I tested terminal performance by firing each load into blocks of 10-percent ordnance gelatin. Q: Can you provide your insight regarding the 300 blackout cartridge and its use on boar & various species of deer? All of these companies have a reputation for making good but inexpensive ammo thats ideal for practice, plinking, and recreational destruction. You can legally own one gun on paper, but have the ability to fire many different cartridges through it, because the lower is the only part of the gun thats regulated or tracked by the government. Ruger American in .300 Blackout - test & review - Rifle Shooter They do not detail the comprehensive training, procedures, techniques and safety precautions that are absolutely necessary to properly carry on similar activity. All technical data in this publication, especially for handloading, reflect the limited experience of individuals using specific tools, products, equipment and components under specific conditions and circumstances not necessarily reported in the article and over which the National Rifle Association (NRA) has no control. The only time when increasing the barrel of a 300 Blackout beyond about 9 inches or so would offer a significant advantage is when youre taking shots longer than ~300 or so yards. In this perspective, a rifle loaded with subsonic .300 Blackout may as well be a pistol caliber carbine. Adam is a manager at The Guns And Gear Store in Waite Park, MN. It penetrated as deep as any of the lead-core bullets loaded in the factory loads I tested. You can reliably hit man-sized targets at 300 yards with supersonic 300 Blackout ammo or 150 yards with subsonic 300 Blackout ammo. The 5.56 (pronounced five-five-six), also known as 5.5645 NATO or the 556, was designed in 1980 to work with the AR-15 rifle and is the standard rifle cartridge for all NATO forces, including the United States, England, Germany, and other countries. It would work well for defense and tactical applications; the bullet's bonded construction would help it hold together when encountering a barrier. Discreet Ballistics also went to great pains to ensure that the bullet was as accurate as possible when fired through a suppressor, which is their modus operandi. So, why not just use hollow point 5.56 ammo? Even after handloading, I still believe subsonic shooting is the forte of the .300 AAC Blackoutjust as J.D. This unique cartridge, not surprisingly, has a varied grain weight range. It cycles fine with supersonic ammo. There are five main reasons people use 300 Blackout ammo over 5.56 and other similar rifle cartridges: Lets cover each of these points briefly. There are many different kinds of pistols out there, and whats right for one person might not be right for you. .300 AAC Blackout I Don't Get It - AllOutdoor.com Lehigh Defense 300 AAC Blackout 78-grain High Velocity Close Quarters. If you are looking for an easy to tune, high accuracy round, you may be better served elsewhere. Increase the amount of energy the bullet retains. Eotech solved this problem when they created the dual zeroed XPS2-300 for the 300 Blackout caliber in both super and subsonic. So, having a dedicated .300 BLK magazine will not only help safeguardagainst such risks, it will also guarantee more reliable functioning and feeding for your firearm. All else being equal, a bullet with a lower BC will slow down faster, whereas a bullet with a higher BC will maintain its velocity for longer. So why do Ithink the 300 BLK isnt an inherently accurate? This matters because in most home defense or combat scenarios, you arent going to have a good shot at your enemy. This effect is known as bullet drop, and its basically a measurement of how much the bullet deviates downward from a straight line to the target. Weakening key points along the length of the ogive so that slivers of the bullet poke out at angles designed to cause maximum trauma inside the target. Maximum velocity deviation dropped from 139 fps to 35 fps, and the group shrank to 2.96 inches. The Best .300 Blackout Guns - American Firearms . Blackout is a product name of the company who invented the cartridgeAdvanced Armament Corporation (AAC)who designed it at the behest of the military with three main goals in mind: The primary goal was to create a cartridge for special forces units that would be as quiet as suppressed 9mm ammo fired from an MP5SD, but with greater lethality than 9mm and 5.56 ammo. The cartridge simply cannot push them fast enough to ensure expansion. It will eject the spent brass, but not pickup a new round. 300 Blackout vs. 5.56 Velocity Loss (In Feet Per Second). In other words, if you were to shoot a 5.56 through a 9-inch barrel, it would have significantly less muzzle energy than the 300 Blackout. Even worse is when a combine that harvests grain needs a part only made in China. The .300 Blackout started out as a military round. PRESCRIPTION 2Bullet: 110-grain Speer Deep Curl RNPowder/Charge: Hodgdon Lil'Gun, 19.3 grainsPrimer: Federal Small RifleCartridge Overall Length: 1.77 inchesMuzzle Velocity: 2,401 fps. For example, if you level your rifle at a target 100 yards away and fire, and the bullet hits 3 inches below where you aimed, then there were 3 inches of bullet drop. Revisiting the Suppressed .300 Blackout for Survival. On the other hand, skeptics claim that 300 Blackout ammo is overrated, overpriced, and flat-out inferior to most other kinds of ammo you can shoot. .300 Blackout (BLK) vs. 5.56: What's Best For You? As a general rule, then, you want your bullets to shoot flat, or with as little drop as possible. The first thing that strikes you about this cartridge is the shiny, silver tip of the bullet. For bulk practice ammo I wet tumble all my 223 (5.56) / 300 blackout after resizing on the 650/RT1500. The only problem I ran into while handloading the .300 Blackout was with bullet set-out when the cartridge was chambered. Youll often hear people say that the ideal barrel for shooting 300 Blackout is 8 or 9 inches. . This table shows the velocity of the three bullets weve discussed so far at six different ranges. 4500$, Caliber: lighter buffer? Some would even say the 300 Blackout is too good at penetrating obstacles. To establish accuracy potential and velocity boundaries, I fired one, 10-shot group at 100 yards with each load.

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