Many states dont allow hunting deer or any other large game with 5.56 or other similar bullets like .223 Remington, although the details are confusing. There are many different kinds of pistols out there, and whats right for one person might not be right for you. 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. The casethe brass part of the cartridge that holds the gunpowderof the 300 Blackout is the exact same width as the 5.5645 at the bottom, but is considerably wider toward the top of the case where the bullet is held. Even with vertical stringing apparenta result of the supersonic/subsonic velocity mixthe 190-grain VLD load was more accurate than any of the subsonic factory loads I tested. I have a Seekins Lower & Upper, NOVESKE 14.5" Barrel, KAC URX 3.1 13.5" rail, Spikes Tactical 5.56 BCG, Spikes Tactical Milspec Buffer Tube Kit, and PRI Gasbuster Charging Handle. I have heard you only want to convert brass from the US to 300 Blackout brass. I will try some other loads and see if I can keep sub and still cycle. . The two primary kinds of ballistics you need to worry about are external ballistics and terminal ballistics: So, with this model in mind, lets look at the 300 Blackouts external and terminal ballistics. Adam is a manager at The Guns And Gear Store in Waite Park, MN. Enter your email address to subscribe and receive notifications of new posts by email. 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. And what are the external ballistics for subsonic 300 Blackout? I have tried a lighter weight buffer as well. All AR-15 uppers are standardized to work with AR-15 lowers, so you know that the two parts will always match, too. . 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. 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. Why Your 300 AAC Blackout AR15 Isn't Running / Cycling When youre blasting rotten fruit, rubber balls, and reinforced steel plates without any other goal than to see and hear things go splat and ping, then youre plinking. You can find brands that make better ammo for certain applications, but its hard to match both the quality, quantity, and value of Hornady ammo. 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. bullets hang onto it while deflecting minimally in the wind. We have to pick a number, though, so lets run with the Hornady Sub-X Subsonic 190-grain bullets, which have a ballistics coefficient of 0.437which is probably close to the average for subsonic 300 Blackout bullets. 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. If this interplay between barrel length, bullet energy, and ballistics coefficient seems confusing, I dont blame you. The 300 Blackout just doesn't pack enough powder to require a long tube for full combustion. Re: 300 blackout cycling issue???? Some would even say the 300 Blackout is too good at penetrating obstacles. The muzzle is threaded 5/8"-24 to accept muzzle brakes, flash hiders, or a suppressor. A new large format pistol from the oldest gun manufacturer in the world. 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. The speed of sound is not a constant. The bullet expanded the widest of any I tested and pushed to 15 inches, where it exited the bottom of the block. Copyright 2023 | Privacy and Disclosure | Curation Policy | DMCA Policy. The 300 Blackout cartridge was designed from the ground up to be fired through AR-15s, and as a result it doesn't suffer from any of the reliability problems of other cartridges. The second a bullet leaves the muzzle of a gun, gravity begins pulling it toward the ground. Bullet trajectory is the path of a bullet as it makes its way to the target. .300 Blackout (BLK) vs. 5.56: What's Best For You? All Rights Reserved, Botswana Safari with No Second Place Winner Bill Jordan (Part 2). It penetrated as deep as any of the lead-core bullets loaded in the factory loads I tested. Heavy, slow moving subsonic bullets experience more bullet drop than fast, more aerodynamic bullets. 300 BlkOut Issues: Failure to Feed, Double Feeds, Stuck Ammo -300BlkTalk I also learned in my research that virtually all 300 AAC Blackout pistol builds utilize: a pistol length gas system, a lighter, carbine weight bolt carrier group (BCG), and a lighter, carbine weighted buffer in order to cycle sub-sonic reliably. After testing 11 currently available .300 AAC Blackout factory loads, I came to a couple conclusions. 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. 300 Blackout Issue PLEASE HELP! - AR15.COM The 300 BLK has such a small case you are effectively loading pistol powder into a rifle cartridge. Because 300 sounds more powerful than .30, which is why many companies refer to .30-caliber bullets as 300- something or other, like the 300 Winchester Magnum and 300 Norma Magnum hunting cartridgesall of which fire .30-caliber bullets. The NRA, its agents, officers and employees accept no responsibility for the results obtained by persons using such data and disclaim all liability for any consequential injuries or damages. This makes the 300 Blackout one of the most versatile and convenient cartridges you can shoot. Some of the add-ons on this site are powered by, http://micromoa.com/300-blk-port-size-testing/, http://www.300blktalk.com/forum/viewtopic.php?t=86656. Unfortunately, small variations in the shape of the cartridge can cause ammo to snag, jam, or feed slowly. Its hard to find a cartridge that does this better than the Discreet Ballistics Selous Machined Expander you just learned about. Did you say 16" barrel with a midlength gas system? password, Sub Category: I first tried opening gas port, still wasn't perfect, switched to vihtavouri 530 powder, and works great. This is due to the 300 Blackouts bullet and case design, which allow the gunpowder to be more quickly and efficiently burned in a shorter barrel. . A 300 Blackout bullet fired from a 7-inch barrel (like youd find on the. The more a bullet slows down, the more energy it loses and the more it will drop. They arent exactly the same, but they have nearly the same performance and can be thought of as the same cartridge when it comes to ballistics comparisons. The recovered weight (RW) is the weight in grains of the largest portion of the bullet. Increase the amount of energy the bullet retains. 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. If you want to use subsonic ammo for classes, then go with their Hornady A-MAX Black subsonic ammo. Most barrel makers and benchrest shooters will tell you the best accuracy for a given bullet is obtained with a twist rate that just stabilizes the bullet. Summary: Subsonic 300 Blackout is significantly more powerful than subsonic 5.56, 9mm, and even .308, which makes a 300 Blackout rifle one of the most powerful nearly Hollywood quiet rifles you can have. All else being equal, bigger, heavier bullets are usually more effective at penetrating targets than lighter, smaller ones. 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. While the barrel and bolt of an AR-15 are tailormade to only shoot 5.56/.223 ammo, the rest of the gun is more or less cartridge agnostic. P.S. Longer barrels will produce more muzzle energy, of course, but not substantially so. I took no special pains putting these loads together. The subsonic 300 Blackout loads are often compared to 45 ACP, 10 mm or 9mm subsonic rounds. Q: Can you provide your insight regarding the 300 blackout cartridge and its use on boar & various species of deer? 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. All rights reserved. PROS: Straightforward design; 7" barrel twist; Great compact rifle handling character. Spikes likes to use "HeavY" buffers in their kits for .223, 300 BlkOut Issues: Failure to Feed, Double Feeds, Stuck Ammo, http://www.youtube.com/watch?v=iVzCQ0LL2A8, Re: 300 BlkOut Issues: Failure to Feed, Double Feeds, Stuck. Why not call it the 30 Blackout, then, since it fires a .30-caliber bullet? 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. Even if all of the gunpowder has been burned, a longer barrel keeps the gasses contained and pushing on the bullet for longer, helping it reach higher velocities. PCCs may seem like a good idea at first glance, but when you get down to brass tacks they offer all of the disadvantages of a rifle (too large to conceal or carry conveniently and not easily operated with one hand) with the primary disadvantage of a pistol (weak ammunition). by rjacobs Sun Dec 29, 2013 12:09 pm, Post The 300 Blackout (pronounced three-hundred black out), officially known as the 300 AAC Blackout or the 300 BLK, or 7.6235, is a rifle cartridge designed to be fired through AR-15 rifles with shorter-than-average barrels. 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. TS Customs Quick Adjust Knob for KMW Loggerhead Cheekpiece, Modular Driven Technologies (MDT) HS3 Chassis Review: Part 2 Shooting the MDT HS3 Chassis System, Rifleshooter.coms 50-25-7 Practical Carbine Standard, Shortening a shotgun stock and fitting a recoil pad, Completing an 80% 10/22 Select Fire LLC RAZOR Semiautomatic Receiver. Wish someone told you this before? But that momentum is just as effective for the hog hunter. If youre using subsonic bullets, then cut that range in half. Before we talk about the terminal ballistics of 300 Blackout, lets look at how much 300 Blackout bullets slow down on their way to the target. Penetration was deep due to lack of expansion, but the wound cavity was narrow. Unfortunately, reducing the speed of a bullet also significantly reduces its energy. These metal shards fly off in multiple directions, causing far more damage than even a well-designed hollow point. Cutting long grooves down the nose of the bullet, an area known as the. After reducing the powder charge, eight of the next 10 rounds were subsonic. So why do Ithink the 300 BLK isnt an inherently accurate? by jFlacoS Sun Dec 29, 2013 11:13 am, Post Subsonic ammo is lower-powered ammo that only propels bullets to just below the speed of sound. Ultimate Guide to 300 Blackout | Ballistics, Uses, & More! The ability to shoot 30 caliber bullets from a standard AR-15 M16/M4 style rifle bysimply changing the barrel and ammunition has made the 300 AAC Blackout (300 BLK) a popular choice for AR shooters looking for an alternative to 223 Remington/5.56 NATO. Lining up and Picking Sides - A WW3 Story. . Another reason as to why a dedicated .300 BLK magazine would be beneficial is the markings on them. if you use bullets that are designed to expand while moving at subsonic speeds. Theres one key difference between hunting ammo and home defense ammo. 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 To increase bullet energy on target, increase the barrel length or the bullets ballistics coefficient. Subsonic bullets travel slower than the speed of sound, which means they dont produce a sonic boom and thus can be extremely quiet when paired with a suppressor. Typically, these bullets are the product of thousands of hours of computer-aided design and testing and are much more expensive to make than standard practice ammo, but theyre well worth the cost. 7.62x39mm is a respectable cartridge and so is .300 Blackout when it is loaded to supersonic velocity. Well, firstly, the aluminum nose of this bullet allows it to penetrate relatively soft obstacles like drywall, glass, and plywood without falling apart like 5.56 would. To learn more about the 7,62x40WT click here. Before we go any further, its worth spending just a moment to get acquainted with the 5.56, as well be comparing it to the 300 Blackout throughout this article. This unique cartridge, not surprisingly, has a varied grain weight range. You see where this is going, dont you? And in case you prefer to scrutinize the data yourself, here it is in table format: 300 Blackout Ballistics Based on Barrel Length. I am using a can. The subsonic 300 Blackout bullet maintains its velocity better than the other two bullets due to its high ballistics coefficient. It was the fastest handload I tested. The bullets also behaved very differently after entering the wood. 300 BlkOut Issues: Failure to Feed, Double Feeds, Stuck Ammo by jFlacoS Sun Dec 29, 2013 2:59 pm Please help with my 300 BlackOut Rifle!!! Their higher B.C. A battery of .300 BLK owners might experience perfect functioning of 5.56 NATO/.223 magazines with their .300 BLK firearms, while others may bellow about their woes and despair. It isn't the "cheap" "crappy" factory. Magazines have a hard time feeding when you pack a mag . This is where a dedicated .300 BLK magazine can be tremendously useful. I say that because they aren't getting stuck, it's almost like the bolt/extractor isn't even engaging the case. I tried this for several rounds with the same thing each time. Machining a wide hollow point bullet out of a solid slug of copper (which expands more reliably and holds its shape better than a mixture of lead and copper). With some loadsparticularly those using the 125-grain Nosler AccuBond and 150-grain Nosler Ballistic Tipthe bullet would migrate forward in the case when the cartridge entered the chamber. If your barrel isn't dimpled correctly for the block screws that might also be the culprit. Now if only theyd chamber it in a lever action rifle! This is why the idea that you should never use a barrel longer than 8 or 9 inches for the 300 Blackout is bunk. These And others say any halfway decent hollow point will do. The problem becomes even more pronounced when the round is fired from a carbine or pistol-length barrel, and that's where .300 Blackout steps in. 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. Because velocity is critical to performance, this load should be a great match for an SBR. Neck tension can vary between pieces of brass. It may not display this or other websites correctly. To be fair, .300 Blackout is not actually terrible in its own right, it is just that the primary purpose for having one is to shoot subsonic ammunition and subsonic ammunition really is terrible for defense. Terminal-performance testing yielded some interesting results, which are detailed in the accompanying sidebars, and so did the handloading exercise. Surf around on Internet forums, and youll often see people saying they would never use a 300 Blackout for home defense because it will overpenetrate. To meet these requirements, they looked to a similar cartridge called the .300 Whisper, which was created by noted firearms cartridge designer J.D. One new winner* is announced every week! More bullet energy on target = more potential killing power. 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. If you're trying to create supersonic loads with long, 150-grain or heavier bullets, you'll find powder space is limited. This load was also the most accurate tested among both supersonic factory offerings and handloads. It fires a .30-caliber, 110 to 220-grain bullet and reliably works with and without a suppressor. In this case, your best bet is to look for 300 Blackout ammo in the range of 75 to 150 cents per round. In case you arent familiar with the term, plinking refers to more or less randomly shooting at stuff for fun, in a safe manner. Another common problem with subsonic 5.56 ammo is that it often doesnt have enough energy to reliably work in semi-automatic rifles, like the AR-15. 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. Its literally how much bang you get for your buck. when loaded with fairly standard 220gr subsonic rounds, that guide presses into the projectile of the subs inside the 5.56 magazine. We were even close for a . If you are looking for an easy to tune, high accuracy round, you may be better served elsewhere. It should be no surprise then that 300 Blackout ammo excels here as well. You can reliably hit man-sized targets at 300 yards with supersonic 300 Blackout ammo or 150 yards with subsonic 300 Blackout ammo. For my part, Ive become thoroughly convinced that the 300 Blackout is here to stay, and that it deserves its newfound following. Others say you should use the heaviest, most powerful ammo you can find. Early on, the claimed goal was to have ammunition prices on par with the inexpensive .223 Rem. With that out of the way, lets look at the bullet drop of the 300 Blackout. Other factory ammo and reloads with CCI 400's were 100%. This issue isnt unique to 300 Blackout bullets, though. +1 on trying a standard carbine buffer. Even worse is when a combine that harvests grain needs a part only made in China. 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.. The gun cycles and the bolt goes back into the fully closed position, but does not put another round in the chamber. Finally, some .300 AAC Blackout brass has crimped primers, and there seems to be no rhyme or reason for this occurrence. The only problem with this ammo is that its often out of stock, but their Hollow Point American Gunner 300 Blackout ammo is a good alternative. So, the final word on the 300 Blackout is that if you want to use a suppressor and subsonic ammo to fire the most powerful quiet bullet possible . Since I have two PWS pistols, I swapped out the receiver, and had the same . With. (Not important in my opinion, but worth knowing if youre concerned about the government keeping tabs on your arsenal). Its no surprise, then, that the main statistic that shooters care about when it comes to terminal ballistics is bullet energy. The latest content straight to your inbox plus an automatic entry to each of our monthly giveaways! Jones of SSK Industries in the 1990s as part of his Whisper series of cartridges based on the 221 Fireball. My personal experience mirrors this. CONS: A little short in the stock and I'm no fan of super soft recoil pads. It was first concocted by J.D. I spent a lot of time (and money) building this rifle. Accuracy was not. 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. You may discover published data will generate supersonic loads, and you may need to reduce powder charges to ensure each bullet remains subsonic. As deer ammo goes, that's slow, but only 200 fps slower than the old 30-30. 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. You can find factory, boxed ammunition anywhere from a 110-gr. I have used multiple mags with no success. One of the benefits of 300 Blackout ammo is that there are umpteen different bullet designs to choose from. 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). When you try to shoot further than that, though, youre better off using a different cartridge. by jFlacoS Sun Dec 29, 2013 9:59 am, Post With a bullet that isnt over stabilized, factors that can be detrimental to accuracy, such as a concentricity issue, can be mitigated. You can easily adjust for the 8 inches of drop at 200 yards by aiming slightly above the target. I'm having a similar issue with a friends blackout pistol. That might seem like a lot, but remember this is specialized hunting ammo. I will try some other loads and see if I can keep sub and still cycle. and opinions expressed on this website are those of the authors and do not necessarily reflect the Like airplanes, once in flight bullets have to overcome two main obstacles to reach their target: Air resistance is also referred to as drag. Discussion about rifles in 300 AAC BLACKOUT (7.62x35mm), hosted by the creator of the cartridge. 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. 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. This is why theyve become popular for home defensetheres no risk of overpenetration. I pulled these numbers out of thin air, but this general principles hold true for all gun barrels. In many ways, this bullet has similar characteristics as the 5.56its a light weight, extremely fast moving bullet with a lot of muzzle energy. In supersonic loads, 150-grain bullets are on the heavy side for the .300 Blackout. . As a general rule, then, you want your bullets to shoot flat, or with as little drop as possible. We dont need to get into the nitty gritty details right now, but the long story short is that the more you increase the length of a barrel, the more you increase the muzzle energy of the bullets you shoot through it. But what does this mean for boar and deer killing performance? I appreciate all the advice. 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. At 400 yards, though, the bullet has dropped almost 5 feet. And other states like Montana, North Carolina, and Vermont dont care what the hell you shoot animals with. It penetrated more than 32 inches in gelatin and showed no expansion. Then show it finally being reso. Sign up with your email address to receive news and updates. And all you have to do to shoot 300 Blackout is buy a 300 Blackout upper, slap it on your existing AR-15, load up your regular AR-15 magazines, and start shooting. And they do this by burning about 10 to 12 grains less powder than the 30-30. For example, some states like Iowa, Washington, and Minnesota only allow you to hunt deer with ammo thats .24-caliber or wider (which excludes 5.56). If you were to keep pushing on the car, thoughnot necessarily pushing any harder but pushing on the car for longerthen it would gather even more speed and move even further.
Sweden Model Agency Kids,
Romans Funeral Home Kingston, Jamaica Obituaries,
Service Dog Lawsuit Settlement,
Benchmade Infidel Upgrades,
Daredevil Fanfiction Matt Faints,
Articles P