problems with 300 blackout

Thats enough of a drop to seriously affect your accuracy when shooting at a target 100 yards away. Subsonic 300 Blackout bullets weigh 220 grains, or three times as much as subsonic 5.56 bullets. These It may work exceptionally for some and mediocre at best for others. For my part, Ive become thoroughly convinced that the 300 Blackout is here to stay, and that it deserves its newfound following. The 7.62x40WT is a nifty little cartridge for the modern hunter who wants to stalk game with a standard sized AR-15 M16/M4. One ftlbf is equal to about 1.355 J, and its the amount of energy it takes to raise one pound by one foot. There are three key points worth noting about this data: Summary: You can easily make accurate shots with supersonic 300 Blackout ammo up to 300 yards away and 200 yards away with subsonic ammo. AR brass has thicker neck walls than .300 AAC Blackout brass, sizing without the expander ball will still increase the neck tension in loads of the latter. If you do decide to join the dark side and try 300 Blackout, make sure you come back here and let me know what you think of it! You might be able to hit something further than that, but dont count on it. The rifle, as pictured above, includes the following parts fromBrownells: It took 26 different loads to get it end up with both a super and subsonic load around a MOA. My 300 Blackout will not cycle subsonic | Oklahoma Shooters Live The Armory Life. It may not be a high probability, but the point isnt that you must be able to penetrate armor. This is why theyve become popular for home defensetheres no risk of overpenetration. That means if you aim at someones chest at that range, the bullet is most likely going to slump into the ground at their toes. I could see no real advantage offered by the .300 Blackout in supersonic form over the .223 Rem. Wish someone told you this before? . The easiest solution is to use a special bullet thats designed not to overpenetrate such as a lightweight hollow point or frangible bullet. lighter spring? So, who is right? articles and videos are considered to be suggestions and not recommendations from Springfield Armory. .300 Blackout (BLK) vs. 5.56: What's Best For You? With. Not a lot, but those high B.C. 300 blackout uses very fast pistol powders and the pressure spikes optimum for cycling happens early. In the case of home defense, the main concern is the bullet either missing or passing through your wouldbe assailant, and hitting a loved one in another room, flying through the wall and hitting someone next door, blowing away the neighbors dog, or all of the above. Handloading the .300 AAC Blackout - An Official Journal Of The NRA In previous testing, the special-built 110-grain Barnes TTSX bullet loaded in the Barnes Vor-Tx and DoubleTap Tactical offerings delivered the usual, outstanding Triple-Shock terminal performance. 300 Blackout AAC. You will increase the muzzle energy of the bullet, but each additional inch of barrel beyond 9 inches results in less and less of an increase in muzzle energy. Is there anything else to do other than open up the gas port? Some people question whether or not the 300 Blackout is effective for killing deer, and the simple answer is, yesabsolutely. It fires a .30-caliber, 110 to 220-grain bullet and reliably works with and without a suppressor. The .300 BLK has easily been the most successful new caliber in the last 20 years. While different brands, weights, and loads of ammo will have slightly more or less muzzle energy than this chart shows, it gives you a good ballpark estimate for most off-the-shelf 5.56 and 300 Blackout ammo. Had problems with cycling both. The 5.56 bullet disintegrated after penetrating only a few boards, whereas the 300 Blackout stayed intact as it sliced through every single board in this test. . Its light weight and high speed also causes it to fragment, which is great for tearing up soft targetslike peoplebut not so great when trying to penetrate hard targets like wood. If your first priority is subsonic performance from a .30-caliber AR, go with the .300 AAC Blackout and heavy bullets. I took no special pains putting these loads together. I have tried a lighter weight buffer as well. . The only downside of these cartridges is the cost$1.8 per roundwhich makes it expensive to practice with this ammo. Are you running a can with your subsonic and are the subs factory or handloads? 223 Ackley Improved (223AI) loads and review: A better 223? The reason the cases of the 5.56 and 300 Blackout are so similar is because both cartridges need to fit in the same gun. However, we show the problem and some testing. To establish accuracy potential and velocity boundaries, I fired one, 10-shot group at 100 yards with each load. Lehigh Defense 300 AAC Blackout 78-grain High Velocity Close Quarters. Spending less than this will likely give you ammo that isnt accurate enough, and spending more than that is likely overkill for competition and classes. The Glock 17 has a 4.5-inch barrel and generally produces muzzle velocities of around 1,150 fps with 124-grain bullets. The Definitive Guide to 6.5 Creedmoor vs. .308, The Second Amendment Manifesto: What Every American Should Know about Their Constitutional Right to Own Guns, 300 Blackout Ammo Is More Powerful, Efficient, and Lethal When Fired out of Short-Barreled Rifles Than 5.56 Ammo, 300 Blackout Ammo Is More Powerful Than 5.56 Ammo When Shooting Subsonic (Quiet) Bullets, 300 Blackout Ammo Is Legal and Effective for Killing Deer, 300 Blackout Ammo Can Penetrate through More Material (Walls, Trees, People . He's also a writer for the NRA Shooting Sports USA, TheFirearmBlog, Sierra Bullets, All Outdoor, OutdoorHub, and Boyds Gunstocks. None of the 210-grain VLD handloads cycled the carbine's action. 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. I just built a .300 blackout pistol and took it to the range for the very first time today and had some failure to feed issues. When youre looking for plinking and practice ammo, a good rule of thumb is to look for the absolute cheapest ammo possible, and then go with whatever is slightly more expensive than that. Reloading 101: Measuring group size and converting to MOA, Remington 700 SPS 243 Win to 6 Creedmoor conversion: Budget precision rifle, Designed to bridge the gap between 308 Winchester/7.62 NATO and 50 BMG, the 338 Lapua Magnum (8.670) has developed an impressivefollowing with long range shooters. I spent a lot of time (and money) building this rifle. (At my location the speed of sound was about 1,143 fps on the test date.) Thanks for the help. One of the benefits of 300 Blackout ammo is that there are umpteen different bullet designs to choose from. This had a horrible effect on accuracy. I was shocked. However, you'll only have to do it once. The 300 Blackout has become one of the most popular rifle cartridges available. The Oxford English Dictionary also defines it as the study of the effects of being fired on a bullet, cartridge, or gun.. One cartridge that has taken ahold of the modern sporting rifle industry and appears to have strong staying power is the .300 AAC Blackout round. Keep your gear handy when it's not on your belt. Cutting long grooves down the nose of the bullet, an area known as the. 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. Years later, I headed out the range with a custom Remington Model 7 chambered in 300 BLK. Apparently not. Due to the bullets light weight, its able to reach a muzzle velocity of 2,800 fpsalmost as fast as a 5.56 and much faster than standard 300 Blackout ammo. CONS: A little short in the stock and I'm no fan of super soft recoil pads. If your rifle is like mine, there's a fine line on getting it to work. Do you want to know why the right to bear arms exists, why its worth protecting, and what you can do right now to save it? The views 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. The subsonic 300 Blackout bullet maintains its velocity better than the other two bullets due to its high ballistics coefficient. You can get terminal performance beyond the reach of currently offered factory ammo from .300 Blackout handloads. Should you want performance at both ends of the velocity spectrum, then the .300 AAC Blackout is a good choice, and you can make it even better by using a variety of bullets and recipes through handloading. Testing was conducted at an elevation of 2,200 feet above sea level. Thats not a bad tradeoff when you consider the terminal ballistics of 300 Blackout vs 5.56 (which youll learn next). The 300 Blackout shooter is getting 30-30 performance with about one-third the powder and slightly less recoil. 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. I say that because they aren't getting stuck, it's almost like the bolt/extractor isn't even engaging the case. There are a few facts worth noting about this data: In other words, the 300 Blackout beats the 5.56 like its a 9/11 hijacker locked away in Guantanamo Bay. I was even able to switch back to heavy buffer and m16 spring. 300 blackout cycling issue???? - Sniper's Hide Forum I tried this for several rounds with the same thing each time. This high velocity gives the bullet a muzzle energy of 1,358 ft/lbs, which is also about three times higher than most subsonic 220-grain 300 Blackout ammo and almost the same as supersonic 115-grain 300 Blackout ammo. The bolt will not lock back with an empty mag. They offer an almost identical practice cartridge that uses the same amount of gunpowder, but with a full metal jacketed bullet instead of their Machined Selous Expander bullet, which drops the price to a more affordable 98 cents per round. Using a Magpul magazine again as our example, they deploy a distinct rib design and smoother upper-half texture this provides the shooter a distinct visual and tactile difference from any other PMAG to mitigate dangerous cross-loading issues.. When seconds count and the police are minutes away. No one doubts the deer-killing performance of the 30-30, and the 300 Blackout can match or exceed that. This load was also the most accurate tested among both supersonic factory offerings and handloads. By utilizing a fast twist to stabilize the long heavy subsonic bullets, I suspect accuracy suffers on the lighter loads. . ) If that sounds like a rather small case to be necking up to 30-caliber, consider that the Fireball itself was made by shortening the 222 Remington, itself one of our smallest 22 centerfires. Chris Parkin takes the Ruger American in .300 Blackout out for a spin, and reports back to us in this detailed rifle test and review. Since I was deep into this handloading project and had a lot of brass left over from testing the factory ammo, I figured I might as well assemble some subsonic loads. They came up with a solution for that problem, too. As weve already covered, a well-designed subsonic bullet can be quite lethal, but its never going to cause as much damage as that same bullet moving at supersonic speed. This matters because in most home defense or combat scenarios, you arent going to have a good shot at your enemy. In order to make your rifle Hollywood quiet, you have to do two things: Ill cover how suppressors work in another article. I tried 3 different mags, Pmag, Victory and GI, and it had the same problem. Than 5.56 Ammo, 300 Blackout Ammo Can Be Used in AR-15s with Minimal Modification. Perhaps one of the most sobering problems with .300 Blackout is the ability to chamber in a .223 or 5.56mm barrel. The .300 Blackout started out as a military round. The vast majority of states, though, including my native Virginia, dont allow you to shoot deer with 5.56 ammo, which presents a problem: How can you use your beloved AR-15 to go deer hunting? The Ranch Rifle was not quite as accurate as we had hoped, averaging five-shot groups approaching 3 inches from center to center on outside shots. Please help with my 300 BlackOut Rifle!!! Since I have two PWS pistols, I swapped out the receiver, and had the same . The alternative of using the correct magazine is beginning to sound more and more appealing. AR15.COM is the world's largest firearm community and is a gathering place for firearm enthusiasts of all types. Buy Guns Now to Avoid the Run. However, I found the .300 Blackout clearly has a subsonic advantage and, in turn, offers more versatilityas long as the AR chambered for the round is equipped with an adjustable gas block to maximize reliability. and itll shoot without any other modifications. You must log in or register to reply here. To be honest I will probably shoot the gun suppressed 90% of the time anyway. 4500$, Caliber: Revisiting the Suppressed .300 Blackout for Survival. Jones envisioned with the cartridge's predecessor, the .300 Whisper. Theres a lot of crossover between home defense ammo and hunting ammo because the intended purpose of both is similar. . ) With a magazine follower designed around the varying profiles of .300 BLK, a larger cut for rounds to exit the magazine, and feed lips that are equally engineered for the spectrum of bullet shapes, a dedicated .300 BLK magazine is truly the way to go. . You see, just because all of the gunpowder in a cartridge is burned doesnt mean that increasing the barrel length doesnt offer any benefits. If you like Rifleshooter.com, please follow us on Facebook. After speaking with Nosler, I think we found the cause. The Hornady Full Metal Jacket Frontier 300 Blackout ammo is their value target practice cartridge, but since its Hornady its more than good enough for classes and competition. Did you say 16" barrel with a midlength gas system? With the 210-grain Berger VLD Target handload, four of the 10 rounds were above the speed of sound even after reducing the powder charge. Its more powerful, efficient, and lethal when fired out of short-barreled rifles than 5.56 ammo. Summary: Unlike 5.56 or .223 Remington, 300 Blackout ammo is highly effective and legal for deer hunting in all almost every state. Discussion about rifles in 300 AAC BLACKOUT (7.62x35mm), hosted by the creator of the cartridge. I am using Lil'gun powder. While the cross-compatibility of our .300 BLK and 5.56 NATO rifles is highly desirable, it could be a potential risk if we do not check ourselves and make sure we are putting the right rounds into the right firearm. Bullets in the Barnes Triple-Shock family typically need more velocity than traditional cup-and-core bullets to expand, and the .300 Blackout just does not generate a lot of velocity. Early on, the claimed goal was to have ammunition prices on par with the inexpensive .223 Rem. You will have to tweak subsonic handloads based on your rifle and the ambient conditions in order to get consistent subsonic performance. AR. bullet all the way up to 220 grains. With a bullet that isnt over stabilized, factors that can be detrimental to accuracy, such as a concentricity issue, can be mitigated. Another reason as to why a dedicated .300 BLK magazine would be beneficial is the markings on them. 300 Black Out Pistol Cycling Problem Fixed - YouTube 300 Blackout ammo in this price range will typically have brass cases (which are more reliable and cause less wear and tear on your gun than steel), full metal jacketed bullets, higher quality primers, and gunpowder thats less corrosive, extending the life of your firearm. or do any combination of those things . If you can't buy tires for your car, that's a more significant problem. Later, I wondered if it was possible to do something with supersonic handloads that would change the game. 7.62x39mm is a respectable cartridge and so is .300 Blackout when it is loaded to supersonic velocity. views and opinions of Springfield Armory. Just like with the 190-grain VLD handload and most factory subsonic loads, bullet expansion was nonexistent and penetration was excessive. Jason Imhoff then drafted the specifications for the cartridge that would eventually be approved by SAAMI. I have tried a lighter spring and heavy lubrication with no success. 300 Blackout Issue PLEASE HELP! - AR15.COM This load should also work well in a self-defense role where over-penetration is a concern. I first tried opening gas port, still wasn't perfect, switched to vihtavouri 530 powder, and works great. Summary: The 300 AAC Blackout is cartridge designed to work in AR-15s and other rifles with shorter-than-average barrels. And heres how it looks compared to several other common rifle cartridges: The three cartridges on the left are different kinds of 300 Blackout ammo, followed by a 5.56 cartridge and a 7.6239 cartridge on the right. I have used multiple mags with no success. The 300 Blackout is one of the most powerful, versatile, and lethal kinds of ammo you can fire out of a short-barreled AR-15, and with subsonic ammo, its extraordinarily quiet when fired through a rifle with a suppressor. A grain is a unit of measurement used in the firearms industry for measuring bullet weights, equivalent to about 1/15th of a gram. Not only do hollow points create much larger holes, they also cause the bullet to slow down much faster after entering the target, reducing the chances that itll pop out the other side. So if you enjoyed this, would you share it on Facebook and Twitter? 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. If you live above ground, though, then every bullet that doesnt stick in your assailant could hit someone who didnt deserve it, and thats not cool. Specifications: Length: 3.8" Width: 2.1" Height: 2.5" Weight: 9.0 oz Water Resistant: Submersible to 10 ft. Mount: 1" Weaver or MIL-STD-1913 rail Power Source: One 123 lithium battery Subscribe to our monthly Newsletter to receive firearm news, product discounts from your favorite Industry Partners, and more. Whether you're using a 7.5-inch, 10.5-inch, or even 16-inch barrel, sub-sonic .300 BLK vastly outperforms 5.56 NATO when fired from a suppressed rifle. I spent several hours chambering dummy cartridges with a variety of bullets and measuring set-out, and in fact, I found it occurred to some extent with every bullet tested. I may try and get a carbine buffer and see how that works. This is certainly the prominent selling pointof the cartridge, but one of the areas the 300 BLK will sometimes lack is accuracy. It would work well for defense and tactical applications; the bullet's bonded construction would help it hold together when encountering a barrier. I have heard you only want to convert brass from the US to 300 Blackout brass. The set-out problem is caused by inadequate neck tension and trying to taper-crimp cases that are not all exactly the same length. I first viewed the 300 Blackout with a jaundiced eye, but it's proving to be one heck of an effective, close-range hog sweeper. . Solution for 300 AAC Blackout jamming! by Eddy Coleman - YouTube . And in case you prefer to scrutinize the data yourself, here it is in table format: 300 Blackout Ballistics Based on Barrel Length. If you plug these stats into a ballistics calculator, like this one, then you can estimate how much energy each bullet will have at different distances: 300 Blackout vs. 5.56 Bullet Energy (ftlbf). You can expect to pay anywhere from $1.5 to $3 per round for high-quality subsonic 300 Blackout hollow points. When combined with a suppressor, 300 Blackout ammo can give you one of the most powerful, nearly silent rifles you can have. For example, I have an AR-15 upper that fires 5.4539, but I have to be careful which magazines I use as some of them simply wont feed this Russian ammo properly. It appears woefully underpowered, yet, thanks to the higher B.C bullets it shoots, it outperforms our beloved old 30-30. Because if that bullet keeps going after cutting through a bad guy theres no telling who it might hit. Blackout ammo is loaded with a surprising variety of bullets from 78-grains to 220-grains with 110-grains quite popular at 2,300 fps to 2,400 fps. . Longer barrels will produce more muzzle energy, of course, but not substantially so. . Thanks to its unique design, though, it will still fall apart and not overpenetrate if it hits a tougher obstacle like a thick wooden wall, a car, or a tree. Do you care about your Second Amendment rights? Best results are found with bullets between 110 and 125 grains. Ballistics is the science of projectiles and firearms. This means smaller powder charges and faster powders. At 100 yards energy is still 450 foot-pounds, drift only an inch or so in 10 mph right angle breeze. Perhaps its wishful thinking to have the gun reliably feed both subs and supers in both suppressed and unsuppressed. In addition, my testing revealed it is relatively easy to assemble .300 AAC Blackout handloadsboth subsonic and supersonicthat are more accurate than factory loads. Thus, the 300 Blackout cartridge refers to a particular bullet and case combination. In case you arent familiar with the term, plinking refers to more or less randomly shooting at stuff for fun, in a safe manner. After reducing the powder charge, eight of the next 10 rounds were subsonic. PRESCRIPTION 7Bullet: Berger 190-grain VLD HuntingPowder/Charge: Accurate 1680/12.2 grainsPrimer: Federal Small RifleCartridge Overall Length: 2.22 inchesMuzzle Velocity: 1,187 fps. 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 would note that of those three things the Springfield Saint 300blk has only the first. Maximum velocity deviation dropped from 139 fps to 35 fps, and the group shrank to 2.96 inches. When objects move faster than the speed of soundaround 1,100 fpsthey produce what sounds like a small explosion, known as a sonic boom. Eotech solved this problem when they created the dual zeroed XPS2-300 for the 300 Blackout caliber in both super and subsonic. Penetration indicates the point in the gel block where the largest piece of the bullet came to rest in inches. If you are looking for an easy to tune, high accuracy round, you may be better served elsewhere. You grab some friends, line up behind the car, put your hands on the bumper, and push as hard as you can. Savage Axis II 300 Blackout - Gun Tests When a bullet hits a target, the energy from the bullet is imparted to the material it hits, causing it to break apart. 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. Snipers Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. The problem is that there are quite a few folks out there that just cannot seem to understand that a rifle bullet that is no longer moving at 2,000 fps, give or take, is not really much of a rifle bullet any more. Having a high muzzle energy is nice, but it wont matter if the bullet loses most of this energy before it hits your target. Neck tension can vary between pieces of brass. A cartridge, also called a round, refers to a design for a how a case (the brass shell that holds the gun powder) and a bullet all fit and function together. Terminal ballistics is the study of how the bullet behaves after it hits the target. Frank Green at Bartlein barrels uses the example of High Power rifle competitors using stock Colt 1:7 rifles back in the day experiencing 4 MOA results with 55 grain loads, and sub MOA with the same rifle and shooter using the 69 SMK. Thats less than half the energy of a standard 9mm bullet fired from a Glock 17. Even after handloading, I still believe subsonic shooting is the forte of the .300 AAC Blackoutjust as J.D. Its no surprise, then, that the main statistic that shooters care about when it comes to terminal ballistics is bullet energy. This unique cartridge, not surprisingly, has a varied grain weight range. The unknown issue many .300 BLK shooters are combating without even knowing it is their 5.56 NATO/.223 magazines will not reliable feed all grain weights and bullet profiles of the .300 BLK. On the plus side, though, it can also hold a heavier, wider bullet than the 5.56 and still work in an AR-15. If you want to shoot it through your AR-15, all you have to do is buy a 300 Blackout upper, load up your regular AR magazines with 300 Blackout ammo, and start shooting. With an impact velocity of more than 2,200 fps, the Hornady SP bullet achieved a frontal diameter of more than .50 inch when shot into gelatin. . (Have any suggestions for ammo that should be on this list? I loaded an additional 10 rounds using the original data and fired them through a CVA Scout with a 16-inch barrel. 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. For example, shooting 208g Amax with 10.7g of Hodgdon 4198, it functions great and keeps the bolt open on the last round. I pulled these numbers out of thin air, but this general principles hold true for all gun barrels. A big part of the attraction to having .300 Blackout is to put a silencer on it and feel super operator pew-pewing subsonic ammo. This showcases the dual purpose of the round. But what does this mean for boar and deer killing performance? I will try some other loads and see if I can keep sub and still cycle. Not in the sense that leaving a bottle of lotion on the coffee table and playing Goodbye Horses is a terrible way to impress a date, but it also isnt what most of the breathless fanbois are fainting over, either. The military was interested in this kind of performance for clandestine operations, I assume. One new winner* is announced every week! Other factory ammo and reloads with CCI 400's were 100%. 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. If youre going to use 300 Blackout ammo for hunting, though, its essential that you use hollow points, which are significantly more effective at killing big game than full metal jacketed bullets. This additional mass gives the 300 Blackout a lot more momentum to push through obstacles and into your target. You are using an out of date browser. And it should work at least as well as the 30-30 on big antlered deer. While the bullet is obviously much larger, the parent case is 5.56mm so it will fit into the chamber. My problem is that once you drop the bullet weight to gain enough powder to make the 300 Blackout supersonic/high-velocity so that it will actually cycle in your average AR-15, you gain nothing over the .223 round. But when I watch some videos on YT they always look like ready to use ***Fixed! So why do Ithink the 300 BLK isnt an inherently accurate? For what it's worth, sizing brass without the expander ball also goes a long way toward keeping case necks straight, which generally results in solid accuracy. The Blackout with a 220- or 225-grain bullet can be driven at least 1,000 fps from a 16" barrel to give about 488 foot pounds of energy at the muzzle. Thought a Beretta shotgun was out of your budget? Summary: The 300 Blackout was designed from the ground up to work seamlessly with the AR-15. If so, then you want to read my latest bookThe Second Amendment Manifesto: What Every American Should Know about Their Constitutional Right to Own Guns. Although the velocity variation did nothing for accuracy, this load was still more accurate than every factory subsonic offering except one. The most accurate handload beat out the best factory load by .60 inch when both were fired from the same gun.
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