The chief difficulty in accurately firing 300 Blackout comes from learning to accommodate its pronounced bullet drop. A few manufacturers offer bolt action rifles chambered in the 300 BLK. Fill in your details below or click an icon to log in: You are commenting using your WordPress.com account. The 300 BLK is an interesting cartridge for the rifleman. (LogOut/ 100 rounds per order. I did similar tests. Sierra .357 / 38 125 Grain Jacketed Soft Point (100 Bullets) Sale! Never exceed maximum loads. Here is a start. AR-platform rifles optimized to run subsonic 300 Blackout tend to fire supersonic ammo poorly. ALWAYS CONSULT COMPREHENSIVE REFERENCE MANUALS AND BULLETINS OF PROPER TRAINING REQUIREMENTS, PROCEDURES, TECHNIQUES AND SAFETY PRECAUTIONS BEFORE ATTEMPTING ANY SIMILAR ACTIVITIES. Thats a lot of work already done that I only need to tweak for my rifle, however when I chrono these loads Sierra is pretty much dead on! .300 AAC Blackout.308 Winchester.30-30 Winchester.300 Savage. 1 MOA. Runs with or without a suppressor. Thanks again. I'm actually being very helpful giving you a starting point. Discreet Ballistics gives its customers the option of choosing these loads for use in 16 barrels or 5-11" barrels. The cartridge simply cannot push them fast enough to ensure expansion. . Click here to download Sierra Bullets 300 AAC Blackout Load Data for the 5th Edition Manual. Each load was fired into blocks of 10-percent ordnance gelatin positioned 15 feet from the muzzle. Enter your email address to subscribe and receive notifications of new posts by email. Offcource in case of subsonic 300 BLK, forgot to mention, sorry. He deserves NOTHING and would tax the IRS if he could do it. Bullet: 125-grain Nosler AccuBond Powder/Charge: Accurate 5744, 20.8 grains (compressed) Primer: Federal Small Rifle Cartridge Overall Length: 2.13 inches Muzzle Velocity: 2,203 fps This bullet. I loaded an additional 10 rounds using the original data and fired them through a CVA Scout with a 16-inch barrel. For those who dont follow cartridge history closely, the .40 S&W is really nothing more than a 10 mm light load wearing a different dress. Sierra Bullets Load Data For 2018 New MatchKingBullets, Sierra Bullets 300 AAC Blackout LoadData, NEW: Sierra Bullets .300 AAC Blackout Reloading Data - AK Arms, NEW: Sierra Bullets .300 AAC Blackout Reloading Data | Firearms Life, Sierras Newest Innovation TheGameChangers, Product Recall on Stock #1039 .204 39 gr. Target dots are 1.25". MAGS. All Reloading Equipment; Case Preparation; Powder Measures & Scales; Reloading Accessories; Reloading Books & Manuals; Converting an AR-15 to fire 300 Blackout is as simple as swapping its barrel. Getting serious now with reloading 300 Blackout. 300 AAC Blackout is also finding use with hunters, who may not have been able to legally hunt with .223 in their state, and who prefer .30 caliber bullets for medium-sized game. 12 drop at 150 yd. I used load data from Hodgdon and Accurate, but my first attempt yielded supersonic velocities. Since you can work with bullets from 110 grain up to 240 grain in both hypersonic and subsonic loads it boasts tremendous, close-range versatility. 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. Trajectory for Custom .308 125 TGK 4625A-10 at 2115 Feet per Second. Next, I tested terminal performance by firing each load into blocks of 10-percent ordnance gelatin. You MUST have a pistol length gas system. $ 26.99 $ 26.99. Based on my experience, I cant imagine 17- 18 grains sticking a 125 copper bullet, but I would use the Hornady starting load of 18.3 and see what the FPS looks like. Cycles better than anything. Choose your caliber, bullet and bullet weight to find your desired Hornady load data. Wind Direction is: 3.0 o'clock and a Wind Velocity of: 10.0 Miles . Brass-trim specifications are 1.368 inches, with a trim to length of 1.358 inches. Oh no, that is the AR. Writer | OutdoorHub.com In fact, it was faster than any factory load I tested. A supersonic 300 Blackout round with a 110 grain bullet has a muzzle velocity approximately 1,000 fps slower than that of a 223 Rem, giving it a significantly faster bullet drop. Find what you need in four easy steps. The 125 grain bullets offer the best balance between speed, expansion, and penetration. Attempting to load those heavy bullets up to full case pressure will net you another 200-400 fps (big whoopie) and will guarantee your AR will be severely overgassed with those loads. The 300 Blackout's .30 caliber bullet can be made especially long, and as the result may weigh up to 220 grains quadruple the weight of the typical 223 Rem round's. So heavy a bullet conveys a subsonic muzzle velocity and correspondingly softer report. Safely store your firearms without breaking your back. + Larger Font | + Smaller Font. by rebel Wed Sep 10, 2014 6:16 pm, Post <>/Font<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 792 612] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> Just use the 125 data and start lower if your worried about pressure. 300 Blackout is taking the shooting world by storm, and for good reason. 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. LOADS LESS THAN MINIMUM CHARGES SHOWN ARE NOT RECOMMENDED. Never seen that with 1:7 rifling twist. The RCBS Primer Pocket Swaging tool will correct this, but taking care of the issue is a time-consuming affair. A new eyewear brand created with the outdoors in mind. This bullet was purpose-built by Nosler for the .300 Blackout and the .30 Rem. Keep in mind that the benchrest crowd, the hot-rodders of this sport, feel the best accuracy is on the edge of stabilization. Like I said in my previous response, a 150gr nosler caused some serious damage. Vihtavuori offers rifle reloading data for numerous calibers and bullets for match and hunting purposes. Powder Bul Weight C.O.L. Anecdotal accounts from other shooters indicated this would provide the best accuracy with the 220 grain Sierra MatchKing (SMK). What is Your Favorite Piece of ReloadingEquipment. Applications range from plinking, target shooting and hunting to law enforcement training and self-defense. Penetration was deep due to lack of expansion, but the wound cavity was narrow. (r.). The 125 SST is a good bullet for deer as well out to about 125, maybe 150 yards, anything past that is sketchy as you are lobbing them in there. Then select your bullet weight, powder manufacturer and powder type. You can substitute a smaller-caliber expander ball, or you can de-prime in a different step with a universal de-primer. 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. SPT Pro-Hunter C.O.A.L . The recovered diameter (RD) was measured in inches across the face of the bullet in two spots and represents the average of those two measurements. I understand why the 300 BLK caught on in the AR and I also understand why didnt take off as much in the bolt guns. I run H110 18.0-18.6gr with Sierra 125gr TMK's 2150 out of a 10.5" Rainier Ultramatch Gen1 300BO SBR. PRESCRIPTION 1Bullet: 110-grain Sierra HPPowder/Charge: Hodgdon Lil'Gun, 20.0 grainsPrimer: Federal Small RifleCartridge Overall Length: 1.89 inchesMuzzle Velocity: 2,402 fps. The similar .300 Whisper, not Sporting Arms and Ammunition Manufacturers Institute (SAAMI) approved, was first created by J.D. It is cross-compatible with. I like my custom 300 BLK. 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. It penetrated as deep as any of the lead-core bullets loaded in the factory loads I tested. PRESCRIPTION 4Bullet: 130-grain Barnes TTSXPowder/Charge: Accurate 1680, 18.8 grainsPrimer: Federal Small RifleCartridge Overall Length: 2.18 inchesMuzzle Velocity: 1,919 fps. Another source shows a load of 4.8 grains of 231 [HP-38] with a JACKETED 125 gr bullet and 3.8 grains of HP-38 with a LEAD 125 grain bullet. Because velocity is critical to performance, this load should be a great match for an SBR. - Powder: H110 & Lil' Gun. 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. . So, I will probably load a few at 10.0 grains and a few at 11.0 and see how they shoot. Neck tension can vary between pieces of brass. Later, I wondered if it was possible to do something with supersonic handloads that would change the game. I know, how about the virtues of a bow or crossbow? At an Elevation Angle of: 0 degrees. The 300 Blackouts recoil is not significantly different from the 5.5645, and its price isnt prohibitively higher. JP silent spring, 1 1/2 MOA . Forster CO-AX reloading press: REVIEW- Is it the best press for precision rifle? AR. Ballistically speaking, the 7.62x39 mm (center) is similar to the .300 Blackout (l.) and .30-30 Win. The most accurate handload beat out the best factory load by .60 inch when both were fired from the same gun. Taken from Tenth Edition reloading manual. A look at 300 Blackout ballistics including velocity, energy and drop data for some of the most popular loads among American shooters. I was shocked. The 300 Blackout case was developed from the 223 Rem. Moderators:gds, bakerjw, renegade, bamachem, Post All shooting was done prone, from a bipod with rear bag. I mean seriously, Barnes doesn't seem to have trouble with it. 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. Starting Loads Maximum Loads CALIBER BULLET WEIGHT MANUFACTURER POWDER BULLET DIAMETER C.O.L. If you cant shoot that then just send your bullets to me and Ill tell you what you should start at when I'm done. I told him about my load development experience and he asked why I didnt use a 1:14 twist and a reamer with a short throat like he planned on doing. Velocity Boundaries (Feet per Second) of: 2700 1400 1400 1400. Sold out $ 61. . Known for its ability to deliver heavy subsonic bullets for standard AR magazines while cycling the action in suppressed applications, it also works well with lighter supersonic loads, offering a similarexternal ballistic performance to the 7.62x39mm Russian (check out my 300 AAC Blackout Review from September 2012). Loaded for a T/C .30-30 Contender pistol with a 14-inch barrel, they have proven extremely accurate and trustworthy on large, wild boars. 300 AAC Blackout ; new 300 test loads Theme . 11.0 gr. If you guys had bothered to ask people what powder they would like to see lil gun would definitely be on that list. . Example 220gr subsonic data there for h4198 and reloader 7 two thingsfirst not in anyway subsonicthey are high velocity. That is a standard pressure 38 Special load (not +P). document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Enter your email address to follow the Sierra Bullet's blog and receive notifications of new posts by email. Federal Premium Power-Shok .300 AAC Blackout 150 grain . The latter has nearly twice the propellant, and is therefore better able to fell very distant game. You will have to tweak subsonic handloads based on your rifle and the ambient conditions in order to get consistent subsonic performance. $ 28.66 $ 27.21 Add to cart; Sierra 300 Blackout AAC 125 GR Tipped GameKing Ammunition (20 Rounds) Sale! My conclusion is the 125-grain AccuBond needs a crimping groove. by randyrucker Wed Sep 10, 2014 4:31 pm, Post A carbine length gas system (one comment mentioned 16.5 inch gun would not cycle the action) will not work with subsonic loads in 300 blackout. Discuss all aspects of firearm ownership Discuss anti-gun legislation Buy, sell, and trade in the classified section Chat with Local gun shops, ranges, trainers & other businesses Discover free outdoor shooting areas The VLD Hunting bullet is designed to expand, but not at subsonic velocities. Carbine length gas tube. 18.0-18.2 H110 works good for 125 gr weight bullets. You can get terminal performance beyond the reach of currently offered factory ammo from .300 Blackout handloads. - Brass: unfired Remington factory .300 BLK. All content Copyright 1998-2018 Rifleshooter.com, FTC disclosure: some links on this site are monetized, Sig Sauer MCX Virtus PCP Air Rifle Review- Initial Impressions, Project Guns- Gunsmithing articles and posts, check out my 300 AAC Blackout Review from September 2012, 125, 135, 175 and 220 grain Sierra MatchKings, AICS style 223 magazine from Accurate Mag, 6.5 Creedmoor load development: 142 grain Sierra MatchKing with Reloader 17 and W760, MagnetoSpeed V3 versus Oehler 35P: Chronograph comparison and review, 338 Lapua Magnum: Barrel Length Versus Muzzle Velocity (30-17 inches), Making a custom screw: Savage Model 99 fore-end repair, Quick rifle bedding tip: Easy removal of bedding material from pillars, Battle Arms Development Ambidextrous Safety Selector (BAD-ASS) Review, 6.5 Creedmoor load development: 16.5 inch barrel, 123 SMK and 140 SMK, 223 Remington/5.56 NATO, velocity versus barrel length: A man, his chop box and his friends rifle, 6.5 Creedmoor load development: Sierra 107 TMK and Varget, Review: Sig Sauer 6.5 Creedmoor 140 gr. 125 Grain: Bullet Caliber: 30 Caliber . Although they share .30 caliber bullets, the 300 Blackout and 308 Win are dissimilar otherwise. They first looked to the 7.6239 for inspiration. 100 rounds per order. Then select your bullet weight, powder manufacturer and powder type. If you look around on the net, you may be able to find loading information on their 130 grain blackout bullet. . The twist rate needed to accommodate the heavy subsonic bullets makes finding accurate super sonic loads difficult. Oct 10, 2020 82 Dislike Share The Outdoor Generalist 2.64K subscribers Weeding out another variable and giving CFE BLK a shot. Ammunition Reloading. Not only does this allow for compatibility with existing magazines and bolts, but it allows reloaders to form their own brass from cut-down 5.56mm or .223 cases ensuring brass supply even in the event of a shortage of factory brass. Hornady Manufacturing Company develops and publishes reloading data for the Handbook of Cartridge Reloading. To comply with the new e-Privacy directive, we need to ask for your consent to set the cookies. The projectiles used in subsonic .300 AAC Blackout loads usually weigh between 180- and 220-grains. In the AAC MPW carbine, the 10-shot, 100-yard group measured 1.81 inches. The 1:7 twist worked fairly well with the heavier, 220 SMKs, with groups ranging from 1.082-1.477 MOA. Smart and safe loader will back off the load and work it back up simply due to powder age and lot variation. Using 125 gr prohunter, I really appreciate the updated data, I was working on subsonic loads and Sierra did the work for me. Terminal-performance testing yielded some interesting results, which are detailed in the accompanying sidebars, and so did the handloading exercise. Ive already been shooting their 55gr all copper in 5.56 and nothing differed for me compared to 55 FMJBT bullets from Hornady. Rather than having a steep shoulder and overbore case, like the 20 Vartarg (a 221 Remington necked down to 20 caliber), it has a relatively straight design that requires fast magnum pistol powders. Examining the table above, note the wide range of accuracy, velocity and standard deviation achieved with the different loads. After speaking with Nosler, I think we found the cause. There's a narrow band of powders that work well with the .300 Blackout. It's not rocket science. The Blackout allows for the creation of supersonic loads with bullets weighing 90 to 180 grains and subsonic (less than 1,125 fps) loads popular with suppressor owner with 200- to 230-grain bullets. Though fired successfully in my rifles any reloading data represented in RED LETTERING represent a known load to exhibit pressure signs Flat primers, blown primers, case splits etc. In supersonic loads, 150-grain bullets are on the heavy side for the .300 Blackout. In the gel, it acted like a high-velocity pistol bullet, which it isSpeer designed it for the .30 Carbine cartridge. For barriers, windshields, etc. .298 quantity. 12.0 gr. I explained to him he wouldnt really have a 300 BLK anymore. 58 Reviews. I immediately assumed the same bullet set-out problem was to blame, so I also tested it in the CVA Scout. SKU: A4625--10 Categories: Ammo, GameChanger, In-stock Tag: GameChanger. My loads with 125 gr TNT/22.5 gr of LIL GUN chrono'd at 2700 fps. These are powders that are typically marketed to the magnum pistol crowd, not the rifle folks. TNTs. Maximum velocity deviation dropped from 139 fps to 35 fps, and the group shrank to 2.96 inches. These guns have had mixed success. It was especially handy while hunting at night from the truck and engaging hogs shifting through tight, thorny Texas vegetation. The short case length doesnt necessarily effect feeding, since the bullet of the loaded cartridge is similar in length to the 223 Remington, but it can make ejection difficult from many bolt action rifles. Group size was halved to a respectable measurement of around 2 inches. The 300 AAC Blackout is a similar concept to previous wildcats, such as the 30-221 and 300 Fireball, as well as the proprietary 300 Whisper, except that 300 BLK was the first to be a SAAMI approved cartridge and any company is free to make firearms or ammunition. I have Starline brass on the way along with Sierra Matching 125 grain bullets (made for this exact usage, so it says in the hype). After investigation, AAC found the 7.6239 cases aggressive taper too extreme for a standard M4 magazine to accommodate. The Blackout feeds from standard .223 Remington/5.56 NATO AR magazines, limiting overall loaded length (OAL) to 2.26 inches. We use cookies to make your experience better. Add to Cart. This bullet shot sub-one-inch groups with all powders tested. Subsonic loads were shot at 50 yards, where energy delivery remains above 500 foot pounds. Then start at 17.6 grains of H110. Add to cart. The low case capacity requires the use of powders with a fast burn rate like H110 and IMR 4227. Screw JD Jones who sat on his product and refused to share his creation after earning millions. Two of these loads failed to fully cycle the action of the AAC MPW carbine. 10.0 gr. Just start in the middle of the range for your given powder and shoot it. 300 Blackout: Controlled Chaos: 125: VIEW: 05308095CuSP.308 diameter, 95 grain Controlled . 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. Set-out was a noticeable problem only with the Nosler bullets, but it could have been occurring with other bullets, too, and just not showing up as glaringly on target. Distance: 100 yards. You all show older data in the 300 using lil gun for a load workup option. JavaScript is disabled. Palmetto PA-10 Review: How accurate is a $400 AR-10? It will certainly kill hogs, but tracking is typically involved following double-lung hits. Looking for others to post their results. Also slight keyholing and groups growing up. <> Out of stock. I have used this program for years and tke it with a very large grain of salt! All Reloading Equipment; Case Preparation; Powder Measures & Scales; Reloading Accessories; Just like with the 190-grain VLD handload and most factory subsonic loads, bullet expansion was nonexistent and penetration was excessive. You must log in or register to reply here. 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, New: Fiocchi 5.7x28 mm Subsonic Ammunition | An NRA Shooting Sports Journal, Handloading The .223 Rem. Buy Black Hills Ammunition 300 AAC Blackout/Whisper 125 Grain 20 Rounds : GunBroker is the largest seller of Rifle Ammunition Ammunition All: 979812720. . 220 sierras were stable to 150 meters with 1:7 twist. I need to thread the needle between going over pressure and not going under pressure then sticking the bullet in the bore. They recently published updated and expanded data for the .300 AAC Blackout caliber getting into more subsonic and heavier grain weight data; two areas that are typically lacking for information. Converting an AR-15 to fire 300 Blackout is as simple as swapping its barrel. Best results are found with bullets between 110 and 125 grains. Sub MOA out of my 16" carbine. Just sayn, I switched to LilGun for 220RN sub groups we t down to under 1 MOA cycles 26 bbl great. Simple solution reload! Author: Patrick Meitin / Wolfe Publishing Co. You must be a subscriber to see the full article. Ballistic Coefficients of: 0.318 0.298 0.287 0.287 0.287. <>>> Mountains got its own way. Most shooters use it in varying capacities from 200 yards or less. The more we all know, the better organized and stronger the shooting and hunting community will be. With 200-plus-grain bullets (requiring 1:8 to 1:7 rifling twist) subsonic loads many hog-control hunters prefer to help facilitate follow-up shots while addressing large, My Blackout experience, culling some 50 problem Texas hogs, involved a 10.5-inch barreled pistol and subsonic ammunition. The data has not otherwise been tested or verified by the NRA. Same goes for 9mm in ar pistol platform n glock, .45 acp in ar pistol . Remember sib sonic loads are only a 100 yd load. Just for kicks, I also assembled subsonic loads with two heavyweight bullets. 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. 300 AAC Blackout ~ 125 Grain ~ Trajectory Chart. My 300BO loves 1680 in the supper sonic loads and with good bullets, thinks it's a benchrest rifle. 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. The .300 HAM'R (center) has a case length between the .300 Blackout (far left) and .223 Remington (far right). Identical loading dies are used for both. Although .30 Rem. . Change), You are commenting using your Facebook account. The bullet expanded the widest of any I tested and pushed to 15 inches, where it exited the bottom of the block. (LogOut/ The targets above represent the loads shown in the table. It is a compressed load and I have read about the dangers of compressing trail boss.. +1; Yup, TB gets really wonky if you compress it. 300 AAC Blackout Bullet Weight: 125 Gr Bullet Type: Hollow Point Case Type: Brass combine_review: RED300,RED300CASE The ability to shoot a wide range of bullets is a mixed blessing. If you're going to taper-crimp, trimming cases to the same length will take care of half the problem. I used an Advanced Armament Corporation (AAC) MPW carbine with a 16-inch barrel as the test rifle. Testing was conducted at an elevation of 2,200 feet above sea level. 7.3 grains of trail boss seems high even for max charge. In many ways, it is the anti-rifle cartridge. You may have a great load that is pushing max and loading from an 8lb keg, and a few years later you buy another keg. Lets explore all this caliber has to offer including an in-depth look at 300 Blackout Ballistics. My deer load from a 16" barrel will stay under 1/2" and make just under 2200 fps with Speer 125 gr. document.write(new Date().getFullYear()) Copyright Hornady, Privacy Policy | CCPA Request | Accessibility Policy | Terms of Use, Designed and developed by IdeaBank Marketing. Frangible 90- to 100-grain bullets make viable varmint ammunition. I once bought some RWS 7.62x39 brass that . Accuracy was not. Converting 223 Rem brass into what you need to load 300 Blackout is straightforward enough, a project you can take on with a saw, jig, and a few other pieces of reloading paraphernalia. 1 0 obj All Ammunition Reloading; Reloading Equipment. In general, what have you 300 AAC Blackout reloaders done for reloading this cartridge for AR type guns?? The 125 grain bullets offer the best balance between speed, expansion, and penetration. To the point of ruining a lot of meat. bullet). 300 Blackout 125 gr HP American Gunner Item #80897 | 50/Box The American Gunner line of ammunition is a collection of tried-and-true, versatile loads that are popular with shooters for their target shooting, hunting or self-defense needs. You can't beat the mountain, pilgrim.