problems with 300 blackout

As a general rule, then, you want your bullets to shoot flat, or with as little drop as possible. (At my location the speed of sound was about 1,143 fps on the test date.) After speaking with Nosler, I think we found the cause. This load was also the most accurate tested among both supersonic factory offerings and handloads. +1 on trying a standard carbine buffer. It cycles fine with supersonic ammo. The Savage Axis II also builds a little weight into the tube with the diameter just to the rear of the 5824 threads coming in at 0.75 inches. One notable newcomer to the world of premium hunting ammunition is Discreet Ballistics. cycle problems -300BlkTalk if you use bullets that are designed to expand while moving at subsonic speeds. My personal experience mirrors this. This load should also work well in a self-defense role where over-penetration is a concern. 5.56 can be more lethal than 300 Blackout when fired through a longer barrel, which allows the 5.56 to reach peak muzzle energies. As a general rule, then, you want bullets to maintain as much of their velocity as possible. Flat nose rounds do not feed and again single feeding is difficult and requires pointing the muzzle towards the ground and getting the nose of the round into the chamber and out of the gap. I know Noveske makes good products, but maybe you got an out-of-spec barrel. The 300 BLK has such a small case you are effectively loading pistol powder into a rifle cartridge. The .300 BLK has easily been the most successful new caliber in the last 20 years. Theres one key difference between hunting ammo and home defense ammo. Perhaps one of the most sobering problems with .300 Blackout is the ability to chamber in a .223 or 5.56mm barrel. (L to R) 5.56 NATO, .300 BLK, .30 Carbine. 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. To learn more about the 7,62x40WT click here. And they do this by burning about 10 to 12 grains less powder than the 30-30. . ) 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. One of the benefits of 300 Blackout ammo is that there are umpteen different bullet designs to choose from. 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. At any rate, Jones Whispers were proprietary. 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. 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. Its more powerful than 5.56 ammo when shooting subsonic (quiet) bullets. Bill Marr Ive gotten quite a few emails from shooters with experiences mirroring mine. Re: 300 blackout cycling issue???? He bought one of these https://www.americantactical.us/6334/detail.html and it won't cycle the 208grn hornady amax subsonics without suppressor. Being a Prepper is Getting More Expensive. Drag also affects the bullets trajectory, which can have a significant impact on accuracy even at close ranges. So if you enjoyed this, would you share it on Facebook and Twitter? It's a fun, lower velocity round that can really pack a punch. None of the metal fragments penetrated more than 16 inches, which is exactly what you want with home defense ammo. I used load data from Hodgdon and Accurate, but my first attempt yielded supersonic velocities. . To get down to the nitty gritty; live rounds are "being left" in the chamber. This is why the 300 Blackout is also called the 7.6235, which corresponds to its bullet width and case length in mm, respectively. Most people train with cheaper ammo and then occasionally break out their fancy home-defense ammo to familiarize themselves with how it feels when shooting. 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 your rifle is like mine, there's a fine line on getting it to work. Why Your .300 BLK Won't Work - The Armory Life 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. Back in 2012, I reviewed the 300 BLK in a 16 AAC upper with Remington super sonic and subsonic loads, a link to the post can be found here. I recommend first to try slower powder, I had the exact same problems with mine. . Momentum! The .300 Blackout started out as a military round. Their higher B.C. Copyright 2023 National Rifle Association, Women On Target Instructional Shooting Clinics, Volunteer At The Great American Outdoor Show, Marion P. Hammer Women Of Distinction Award, Women's Wildlife Management / Conservation Scholarship, National Youth Shooting Sports Cooperative Program, 11 currently available .300 AAC Blackout factory loads, SilencerCo Launches Harvester Subsonic Ammunition Line, HPR Introduces the New .300 AAC Blackout in 110-Grain Barnes TTSX Configuration, Ruger Mini-14 Tactical Rifle Now Available in 300 AAC Blackout, Lessons Learned From a Ballistician | An Official Journal Of The NRA, New: Fiocchi 5.7x28 mm Subsonic Ammunition | An NRA Shooting Sports Journal, New: Browning Ammunition SUB22 Subsonic Rimfire | An NRA Shooting Sports Journal, Feeding The Ishy Low-Pressure 7.62 mm NATO For Indias Enfield | An NRA Shooting Sports Journal, First Look: Mission First Tactical Multi Mount, Is It Right For You? . Lehigh Defense 300 AAC Blackout 78-grain High Velocity Close Quarters. . Theyre going to be hiding behind rocks, walls, trees, and other obstacles, and being able to punch through this cover and plug them before they plug you is a major advantage. Over the past few years, Aero Precision has made a name for itself, especially among AR-15 builders. Youll need to practice with the right optic, but with training you could learn to hit a man-sized target on your first shot at that range. At 200-yards drift is 4.5", energy nearly 418 f-p. A long, heavy bullet like that is going to penetrate like a steel rod, which is likely why the military is interested in it as a tactical weapon and some view it as a good self defense option. He's also a writer for the NRA Shooting Sports USA, TheFirearmBlog, Sierra Bullets, All Outdoor, OutdoorHub, and Boyds Gunstocks. The 300 Blackout has become one of the most popular rifle cartridges available. It penetrated as deep as any of the lead-core bullets loaded in the factory loads I tested. The muzzle energy, which is the energy of a bullet just after it leaves the barrel of a gun. At 100 yards energy is still 450 foot-pounds, drift only an inch or so in 10 mph right angle breeze. 300 BlkOut Issues: Failure to Feed, Double Feeds, Stuck Ammo -300BlkTalk by jFlacoS Sun Dec 29, 2013 11:13 am, Post If so, that's your problem. 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. 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. 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. Increasing it from 8 inches to 16 inches, though, might only result in a 20% increase in muzzle energy. The 5.56 is based on and almost identical to a cartridge invented in 1959 called the .223 Remington, or 223, so youll often see them lumped together in bullet comparisons (5.56/.223 vs. 300 Blackout, for example). I have used multiple mags with no success. Bullets with more drop arent inherently less accurate, per se, but the more a bullet drops, the more skill is required to adjust for this so that the bullet hits where intended. by 20X11 Sun Dec 29, 2013 11:19 am, Post In the case of home defense, you want to incapacitate the person as quickly as possible, which basically means causing as much damage as possible. 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. 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. If you don't want to complete a build, however, Aero Precision also sells completed rifles. Savage Axis II 300 Blackout - Gun Tests The aluminum nose of the Lehigh Defense bullet also helps it feed into the chamber better than many hollow point designs. The bullet expanded the widest of any I tested and pushed to 15 inches, where it exited the bottom of the block. As a result, you generally want your home defense ammo to . The Best .300 Blackout Guns - American Firearms It is absolutely true that supersonic .300 Blackout is every bit as effective as other intermediate rifle cartridges such as 5.56mm or 7.62x39mm. *Must have a registered ARFCOM account to win. I appreciate all the advice. Quoted: A properly gassed .300blk pistol should run most sub/super loads with and without a suppressor using a non adjustable gas block. In most cases this means nothing. 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. Best results are found with bullets between 110 and 125 grains. Wish someone told you this before? I get fails all the time with the T2 buffer but functions 100% with carbine buffer. They came up with a solution for that problem, too. In the gel, it acted like a high-velocity pistol bullet, which it isSpeer designed it for the .30 Carbine cartridge. 300 Black Out Pistol Cycling Problem Fixed - YouTube Founded by Frank Galli in 2000, Snipers Hide has been offering informational videos, podcasts, and other support to its users in one location. 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. All rights reserved. AAC took the .300 Whisper, made slight modifications to the case and bullet to improve reliability, accuracy, and performance, and birthed the 300 Blackout (theres more to this story, but thats the long and short of it). Whether youre looking for 300 Blackout ammo for plinking and practice, classes and competition, hunting, or home defense, youll find a winner on this list. Some people even go so far as to say that anything longer than a 9-inch barrel for a 300 Blackout is a complete waste of space and weight. So in the case of home defense ammo, you want your bullets to cause as much damage as possible to the target without careening out the other side. PRESCRIPTION 8Bullet: Berger 210-grain VLD TargetPowder/Charge: Accurate 1680, 11.8 grains Primer: Federal Small Rifle Cartridge Overall Length: 2.22 inchesMuzzle Velocity: 1,137 fps. This is certainly the prominent selling pointof the cartridge, but one of the areas the 300 BLK will sometimes lack is accuracy. Its also common for cheap, low-quality ammo to have varying amounts of gunpowder from cartridge to cartridge, which can decrease accuracy. Now, obviously 300 Blackout isnt ideal for long-range shooting or killing animals like elk, moose, and nilgai, but you probably dont need me to tell you that youre better off using a more powerful cartridge than 300 Blackout for killing these animals anyway. Odd, yes, but it has a lot of benefits for hunters and shooters alike. For example, a 220-grain 300 Blackout bullet moving at 1,050 fps has 539 ft.lbffar more than both the 5.56 and the 9mm. 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. 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.. If youve spent any time poking around online, youve likely heard its . It should be equally or more powerful than the 7.6239 cartridge (AK-47 ammo) when fired from 9-inch barrel. With that basic understanding out of the way, here are the numbers I used to create the first graph: The bullet drops about 3 inches at 100 yards, 8 inches at 200 yards, 2 feet at 300 yards, 4.5 feet at 400 yards, and 9 feet at 500 yards. If your barrel isn't dimpled correctly for the block screws that might also be the culprit. To create this kind of chart, you need a few pieces of information: The topic of ballistics coefficients (BC) will get an article of its own, but the short story is that BC is a measure of how effectively a bullet is able to slip through the air and maintain its velocity after being fired. For my part, Ive become thoroughly convinced that the 300 Blackout is here to stay, and that it deserves its newfound following. While there are a ton of advantageous crossovers from the .300 BLK to our beloved 5.56 NATO rifles, you might want to reconsider using your 5.56 NATO/.223 magazines for .300 BLK. Forum member @Mr.Brooklyn asks the following in his profile post: "Has anyone else been having problems with the Springfield Saint Victor 300 Blackout jamming?I just purchased this firearm brand new and immediately I began having these issues my first time shooting it." I decided to post his question as a forum thread (I hope you don't mind Mr.Brooklyn), as I just also recently purchased the . I have experienced light strikes on Remington Match ammo on numerous occasions. A Magpul .300 BLK PMAG (left) and a 5.56 PMAG (right). So while some of us have chased after .300 BLK for its usefulness in hunting medium-size game, potentially defense, or even for the recreational enjoyment of the round, its safe to say that we will all experience more pleasurable range time with a dedicated .300 BLK magazine for our .300 BLK firearms. 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. And, because 300 Blackout bullets are pointed instead of flat-nosed or round-nosed like 30-30 bullets, they are more efficient, more aerodynamic. Besides the easy conversion between 5.56 and .300 BLK, the .300 BLK does a lot the 5.56 can't. First off, it's a very versatile load with projectiles weights ranging from 110 grains to 220 grains. 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