problems with 300 blackout
Its more expensive ($1.4 most places), but its some of the most accurate subsonic 300 Blackout ammo you can find. I will try some other loads and see if I can keep sub and still cycle. Predicting the trajectory of subsonic 300 Blackout bullets is difficult, as the ballistics coefficient can vary from 0.65 (very good) to 0.173 (dog doo doo). 547 Share 33K views 6 years ago You don't need special 300 Blackout springs or buffers or bolt carrier groups to get your 300 Blackout to cycle. 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. ***Fixed! The more a bullet slows down, the more energy it loses and the more it will drop. Beyond the upgrade in bullet diameter, the 300 BLK offers the versatility of heavy 220 grain plus subsonic projectiles as well as lighter supersonic offerings. . Imagine that your cars engine has died and you need to push it down the road. Its not uncommon for you to get a failure to eject or a failure to feed when using subsonic 5.56 ammo, which refers to any malfunction where the casing is pulled out of the chamber but not removed from the gun or when the next casing fails to enter the chamber. 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. I get fails all the time with the T2 buffer but functions 100% with carbine buffer. In fact at the 300-yard mark your typical 68-77 gr .223 round will be delivering more energy than that 300-Blackout/Whisper round . Early on, the claimed goal was to have ammunition prices on par with the inexpensive .223 Rem. So if you enjoyed this, would you share it on Facebook and Twitter? Visit his YouTube Channel for more great shooting information. I recently finished a 300 blackout SBR build and I'm having some failure to extract issues. These metal shards fly off in multiple directions, causing far more damage than even a well-designed hollow point. Longer barrels will produce more muzzle energy, of course, but not substantially so. I was shocked. This is important, because the distance a bullet has to travel before hitting its target can drastically change how it behaves in flight and after entering the target. A 300 Blackout bullet fired from a 10.5-inch barrel has almost the same muzzle energy as a 5.56 bullet fired from a 16-inch barrel. The subsonic 300 Blackout bullet maintains its velocity better than the other two bullets due to its high ballistics coefficient. Whats your take on 300 Blackout ammo? Ruger American Ranch Rifle 300 Blackout - Gun Tests The best way I've found to solve this problem is to size brass without the expander ball in the die. Would you mind doing me a favor? 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. The alternative of using the correct magazine is beginning to sound more and more appealing. Its more powerful, efficient, and lethal when fired out of short-barreled rifles than 5.56 ammo. Jones envisioned with the cartridge's predecessor, the .300 Whisper. As a general rule, then, you want bullets to maintain as much of their velocity as possible. Let me know in the comments!). What's the load data? The 300 Blackout has become one of the most popular rifle cartridges available. The nose of the bullet is made of solid aluminum and the base is made of solid copper. If youre using subsonic bullets, then cut that range in half. As the bullet bleeds speed, the force of gravity begins to overpower the bullets inertia, making it drop even faster. Quoted: A properly gassed .300blk pistol should run most sub/super loads with and without a suppressor using a non adjustable gas block. Do you have a 300 BLK that hammers (say, five 5 shot groups under 1 MOA in a row)? . Not only that, but it's also more powerful than 5.56 when fired through short-barreled rifles or when using subsonic ammo. 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. I will try some other loads and see if I can keep sub and still cycle. My personal experience mirrors this. Click here to find out. .300 AAC Blackout - Wikipedia (Just make sure you dont accidentally shoot 300 Blackout ammo through your 5.56 upper, or this happens.). If it's not feeding the next round you might try a lighter weight buffer or a different magazine or different type of magazine with a different spring rate. Most people rarely shoot at targets more than 300 yards away with either 5.56 or 300 Blackout. I recommend first to try slower powder, I had the exact same problems with mine. 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. Enter your email address to subscribe and receive notifications of new posts by email. . ) Please help with my 300 BlackOut Rifle!!! For example, a 55-grain 5.56 bullet bullet traveling just under the speed of sound1,050 fpsonly has 135 ft.lbf. 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. 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. (Heres a good video that explains how this works). At bottom, bullets damage things, people, and animals by transferring energy to them. After a hard weekend at the range running some difficult drills with an 18 pound 300 []. Its literally how much bang you get for your buck. 300 Blackout vs. 5.56 Velocity Loss (In Feet Per Second). What barrel and gas tube length? You might be able to hit something further than that, but dont count on it. 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. All rights reserved. Short Barrel 338 Lapua Magnum Load Development Results, 300 BLK load development: 125, 135, 175 and 220 SMK with H110 and IMR 4227, Accuracy testing a 16 carbine: Daniel Defense Hammer Forged Barrel, Refreshing a poorly machined Remington 700 action, 223 Remington/5.56 NATO, velocity versus barrel length: A man, his chop box and his friends rifle, Replacing a plastic recoil pad on a shotgun, USMC M40A5 Build- Part 3: Receiver Truing, Fortune Favors The Brave.Even When Outnumbered, Customizing the 1911: countersink and flush cut slide stop pin, 6 Creedmoor barrel length versus muzzle velocity (31 to 17 inches). If you're trying to create supersonic loads with long, 150-grain or heavier bullets, you'll find powder space is limited. Eotech 300BLK XPS-2 Review - GAT Daily (Guns Ammo Tactical) It wasnt the precision love fest I envisioned. Fired from the MPW carbine, the six supersonic handloads produced an average 10-shot group size of 3.30 inches at 100 yards. 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problems with 300 blackout