You may discover published data will generate supersonic loads, and you may need to reduce powder charges to ensure each bullet remains subsonic. Its really a great 300 Blackout powder. You must log in or register to reply here. I used an Advanced Armament Corporation (AAC) MPW carbine with a 16-inch barrel as the test rifle. I once bought some RWS 7.62x39 brass that . Out of stock. The ability to shoot a wide range of bullets is a mixed blessing. The CCI 400s are more than capable of getting a full burn in a 300 BO, and pressure issues are really very minimal in 300 BO because it really is a relatively low pressure load. .452 diameter, 300 grain Wide Flat Nose Bullets (50 count) 45 Colt: Match Solid: 300: VIEW: 07400140SP .400 caliber, 140 grain Xtreme Penetrator Lead-Free Bullets . Brass is NEW Norma 300 Black Out head . $ 26.99 $ 26.99. The projectiles used in subsonic .300 AAC Blackout loads usually weigh between 180- and 220-grains. Rifleshooter.com and its authors, do not assume any responsibility, directly or indirectly for the safety of the readers attempting to follow any instructions or perform any of the tasks shown, or the use or misuse of any information contained herein, on this website. Writer | Tyrant Designs CNC Blog Like I said in my previous response, a 150gr nosler caused some serious damage. In the AAC MPW carbine, the 10-shot, 100-yard group measured 1.81 inches. I know, how about the virtues of a bow or crossbow? Two of these loads failed to fully cycle the action of the AAC MPW carbine. Dec 18, 2020 #12 alucard0822 For great Justice . W296 will get you better velocity then 4227 without pressure signs. The .300 HAM'R (center) has a case length between the .300 Blackout (far left) and .223 Remington (far right). To the point of ruining a lot of meat. Occasionally, we will temporarily publish load data on this page when a bullet becomes available and is not yet listed in the latest edition of the handbook. You MUST have a pistol length gas system. I mean seriously, Barnes doesn't seem to have trouble with it. Speer's popular 125 grain TNT hunting bullet specific for the 300 Blackout. Imagine trying to design a ballistic compensation scope for a cartridge that can use 110 grain projectiles traveling at 2,400 feet per second AND 245 grain projectiles traveling at 950 feet per second. 1 MOA. CLOSE Use code freeship125 for free shipping for orders over $125. Safely store your firearms without breaking your back. While a relatively new addition to their cartridge stable, this .300 AAC Blackout 125 grain round is . All Ammunition Reloading; Reloading Equipment. Does the MagnetoSpeed V3 chronograph change group size and point of impact? On the other hand, if you are looking for a high-performance, supersonic cartridge that will run in an AR, there are better options in a variety of calibers. Dec 17, 2020 #3 ACMAN . The loads shown below are only considered safe in the test gun! For load testing the Trijicon thermal unit used in Texas was exchanged for Swarovskis AR-ideal 1-8x 24mm Z8i scope set in Precision Hardcore Gear Black Opps 30mm rings. All supersonic loads were tested at 75 yards, in diffidence to the 10-inch barrel, although most would have performed fine at 100 yards. The 300 Blackout case was developed from the 223 Rem. This bullet shot sub-one-inch groups with all powders tested. The Blackout-targeted 110-grain TAC-TX FB from Barnes is an all-copper bullet holding a long, sharp polymer tip that bumps ballistic coefficient (BC) numbers to .289. Never miss a post! Find what you need in four easy steps. All Reloading Equipment; Case Preparation; Powder Measures & Scales; Reloading Accessories; Such large projectiles convey a subsonic muzzle velocity that is accompanied by a quiet report. The similar .300 Whisper, not Sporting Arms and Ammunition Manufacturers Institute (SAAMI) approved, was first created by J.D. All Ammunition Reloading; Reloading Equipment. 0. The .300 Advanced Armament Corporation (AAC) Blackout resulted from a joint venture between AAC and Remington, the round SAAMI approved in 2011. My Account; 877-229-0351 Mon - Fri . Well, there is not much extensive data for reloading either, but Sierra Bullets is trying to help change that. 220 sierras were stable to 150 meters with 1:7 twist. The only prep work I did before loading was sizing the cases, tumbling them and chamfering their necks. by Chris6424 Wed Sep 10, 2014 3:17 pm, Post 2.250 in. As such, a subsonic 300 Blackout load makes an ideal accompaniment to a suppressor, suiting it well for (A) tactical situations where ear protection would be impractical, and (B) hunting hogs without scattering the whole pack after the first shot. What is more powerful a 7.62 or a 300 Blackout? Identical loading dies are used for both. 300 AAC Blackout Bullet Weight: 125 Gr Bullet Type: Hollow Point Case Type: Brass combine_review: RED300,RED300CASE With over 20 years in the sport, I decided to was time [], 6.5 Creedmoor load development: 142 grain Sierra MatchKing with Reloader 17 and W760 The Sierra 142 grain MatchKing is a popular bullet for 6,5mm shooters. 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. <>/Font<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 792 612] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> Many AR-15 enthusiasts and hunters have a strong appreciation for .300 AAC Blackout because of its versatility and available grain weight range. It's not like the bearing surface is inches longer and it's not going to have that much affect. Copyright Ammotogo.com 2023 All Rights Reserved. Let your fellow shooters know share this article using the Facebook, Twitter and other social media icons below. Testing was conducted at an elevation of 2,200 feet above sea level. The most accurate handload beat out the best factory load by .60 inch when both were fired from the same gun. TNTs. 300 AAC Blackout ~ 125 Grain ~ Trajectory Chart. So it's off to the reloading bench for me. I run H110 18.0-18.6gr with Sierra 125gr TMK's 2150 out of a 10.5" Rainier Ultramatch Gen1 300BO SBR. Because velocity is critical to performance, this load should be a great match for an SBR. %PDF-1.5 - Rifle: Ruger American Rifle Ranch .300 BLK 1:7 twist. In my 16.5, X95 Sierra 220 grain RN with 11.2 grains of H110 WILL NOT cycle. The Blackout feeds from standard .223 Remington/5.56 NATO AR magazines, limiting overall loaded length (OAL) to 2.26 inches. The bullet expanded the widest of any I tested and pushed to 15 inches, where it exited the bottom of the block. Writer | OutdoorHub.com Select your cartridge type from the drop-down list. Discreet Ballistics gives its customers the option of choosing these loads for use in 16 barrels or 5-11" barrels. by randyrucker Wed Sep 10, 2014 4:31 pm, Post JP silent spring, 1 1/2 MOA . Why not put all pomp aside and manufacture light bullets for this PISTOL? Buy Black Hills Ammunition 300 AAC Blackout/Whisper 125 Grain 20 Rounds : GunBroker is the largest seller of Rifle Ammunition Ammunition All: 979812720. . All of Sierra Bullets new data can be read below. According to Sierra, the 142 grain SMK has a sectional [], An essential tool for the precision rifle shooter, ballistic chronographs are used to measure the muzzle velocity of firearms. I found somebut not allHornady and Remington brass had crimped primers. (LogOut/ The 125 grain bullets offer the best balance between speed, expansion, and penetration. Just use the 125 data and start lower if your worried about pressure. JavaScript is disabled. In addition, my testing revealed it is relatively easy to assemble .300 AAC Blackout handloadsboth subsonic and supersonicthat are more accurate than factory loads. Close range only. A new eyewear brand created with the outdoors in mind. The .300 Blackout is most effective in rifle-length barrels, pistols giving up approximately 10 fps for every inch of barrel removed from an 18-inch start (somewhat less when loaded with hotter pistol powders). With all of the positives I have just stated, there have to be some negatives. Change), You are commenting using your Twitter account. Sierra 180Grain match king projo, 12.2 grains of powder. <>>> Click to view trajectory chart. A 125-130 bullet is on the light side of the scale. However, the .300 Blackout is available in a wide range of bullet weights. Gain a deep knowledge of ballistic science and access our improved ballistic calculator. Converting an AR-15 to fire 300 Blackout is as simple as swapping its barrel. Founded by Frank Galli in 2000, Snipers Hide has been offering informational videos, podcasts, and other support to its users in one location. : This process provides substantially more neck tension, and when employing the technique with the .30 Rem. Are we talking about the 125 Copper from American Reloading? <> Firefighter/EMS If you arent worried about being on the cutting edge of accuracy, the fast twist needed to stabilize the heavier bullets, means you are spinning the lighter loads way too fast. RELOADING. Last edited by Yondering; 06/25/20 . Ordered 1:7 barrel to another gun, used same loads in exactly same conditions, no issues. | An Official Journal Of The NRA, 5 Tips For Better Handloads | An Official Journal Of The NRA, Basic Tips for Volume Reloading | An Official Journal Of The NRA, First Look: New Shotgun Suppressors from JK Armament, First Look: Armasight Watchman Illuminator, Thoughts On The Double-Action Revolver | An Official Journal Of The NRA, Should You Carry Your Gun With an Empty Chamber? Lighter, faster isn't always better. It has since become popular for a wide range of uses including hunting and home defense. PRESCRIPTION 4Bullet: 130-grain Barnes TTSXPowder/Charge: Accurate 1680, 18.8 grainsPrimer: Federal Small RifleCartridge Overall Length: 2.18 inchesMuzzle Velocity: 1,919 fps. Or both? Randy that is landino clover meant for my deer, not rodents, in his mouth. On some guns, the short case can simply snap out from under the extractor if using a constant tension spring type ejector. Note: In the target above, the groups labeled 6.5 123 were shot with a 6.5 Creedmoor and are not relevant to this post. by randyrucker Wed Sep 10, 2014 7:07 pm, Post In fact, it was faster than any factory load I tested. I could see no real advantage offered by the .300 Blackout in supersonic form over the .223 Rem. 1/8 twist. Brass-trim specifications are 1.368 inches, with a trim to length of 1.358 inches. I explained to him he wouldnt really have a 300 BLK anymore. Penetration indicates the point in the gel block where the largest piece of the bullet came to rest in inches. 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