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As far as twist rate is concerned,I wanted the flexibility of being able to shoot the light and heavy rounds, so I ordered a custom barrel from Bartlein with a 1:7 twist. The following has published data for both 220gr and 125 gr bullets for the 300 blackout Winchester 296, IMR 4227, H110, and Lil' gun. 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, Modular Driven Technologies (MDT) HS3 Chassis Review: Initial Thoughts, 308 Winchester Load Development: 175-grain Sierra Matchking and Varget, Building a Custom Remington 700 .308 Tactical Rifle, Smith and Wesson K-Frame revolver barrel removal and installation, 308 Winchester load development: Sierra .308 195 gr. Load Data Card - .300 AAC Blackout (7.62x35mm) - AR-15. by Merlin1274 Sat Dec 14, 2013 10:38 pm, Post Sierra Bullets 300 AAC Blackout Load Data, NEW: Sierra Bullets .300 AAC Blackout Reloading Data - AK Arms, NEW: Sierra Bullets .300 AAC Blackout Reloading Data | Firearms Life. A typical 125-grain bullet for supersonic loads, such as a Sierra MatchKing 2121, has an overall length of approximately 1.18. However, the .300 Blackout is available in both supersonic and subsonic loads, while the . Although they are more recently developed cartridges, lots of people love lil' gun in 460 Magnum and in the rifle cartridges 300 Blackout and 450 Bushmaster. This cartridge was designed from the ground up to provide adequate performance in both supersonic and subsonic applications, making it highly versatile and adaptable. It is the same powder (but from different lots) but relabeled. (r.). So this is going to be a List of powders that can be used in the 300 blk. The more we all know, the better organized and stronger the shooting and hunting community will be. For reloading information:WARNING: The loads shown are for informational purposes only. 2 0 obj This data is intended for subsonic use in firearms with barrel twist rates appropriate to stabilize the bullets listed. Today, IMR is a trademark of the IMR Powder Company, a Hodgdon brand. Make sure always to observe reloading safety rules and not to reload while ill, tired, impaired, or in any state with less than your undivided attention. Eventually, they got their own 300 Blackout cartridge SAAMI approved in 2011. I am confident that it would also be well suited to .454 Casull and other strong calibers. New customer? If you're unsure, or just want options, check as many boxes as you'd like. 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. I know, how about the virtues of a bow or crossbow? However, the 300 Blackouts heavier bullet compensates for its lesser speed to grant it an effective muzzle energy, and its 0.84 greater diameter enables it to inflict a wider wound channel. In contrast, a 220-grain bullet ideal for subsonic loads, like Sierra MatchKing 2240, possesses an overall length of roughly 1.49. 20 gr will drive 55 gr to 62 gr .223 rounds OK. Peruse the Hodgdon Online data files and see for yourself. containers. 300 Blackout - 150gr Speer Gold Dots. The case gauge is to be used to check every loaded piece of ammunition. gallantbullets.com May 3, 2020 #22 Pgohil Well Known Rokslider. Silhouette shooters claim it is the most accurate 44 powder they have ever used. When I purchased my Super Blackhawk, the first powder I chose was WW296. The D&H Tactical magazine on the right shows no such issue with the 180-grain Rainier Ballistics FP, due to having shallower front ribs in the magazine. Works good for 357 mag, achieves expected 1200+ fps. Please take the time to read the disclaimer below and note that this data was gathered in a bolt action rifle and NOT a semiautomatic rifle. If, you are wanting to use 4198 for driving a .223, then that is a different story. They are attempting give you the best information out there. The loads shown below are only considered safe in the test gun! The Best Self Defense Ammo Ballistic Testing, The 300 AAC Blackout delivers ballistic performance comparable to 7.6239, yet possesses a base diameter that optimizes functionality in an AR-type platform. Quick Load program is, buy their own admission should NEVER be used over ANY published data. H110 is the spherical powder that screams "no wimps, please!", delivering top velocities with great accuracy in 44 Magnum, 454 Casull, 475 Linebaugh and the 460 and 500 S&W magnums. The .300 Blackout is an intermediate rifle cartridge, just like 5.56mm NATO and 7.62x39mm. M80 ball projectiles with about 16.5 gr. Although they share .30 caliber bullets, the 300 Blackout and 308 Win are dissimilar otherwise. Just sayn, I switched to LilGun for 220RN sub groups we t down to under 1 MOA cycles 26 bbl great. In today's episode of "I Carry," we have a Smith & Wesson M&P9 M2.0 Metal pistol with a Holosun EPS Red2 red-dot sight carried in a KSG Armory Lexington IWB holster. They instead heavily based their new cartridge on SSK Industries 300 Whisper. VISIT THE RDC BALL POWDER In 1929, the Western Cartridge Company (forerunner of Winchester Ammunition) received U.S. Patent #2,027,114, issued to Western Cartridge as "Manufacture of Smokeless Powders." Hodgdon's load data for H4189, H110, Lil-Gun powders (not that I'm using those powders) with A-Max 208's actually lists 2.26" as the OAL which is the max SAAMI spec. After testing with a number of projectile weights it seemed a waste of time to try another powder as it was obvious the combination shot better than I could! Rainier Ballistics has introduced plated 180-grain bullets for subsonic use only. You'll either spend less or shoot more. 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. Using 125 gr prohunter, I really appreciate the updated data, I was working on subsonic loads and Sierra did the work for me. load was compared because I loaded the same powder charge for them , a year ago. Shot about 300 this weekend. There is not much load data for this powder so I had to work up my own. They are constantly asking about powders. Click here to download Sierra Bullets 300 AAC Blackout Load Data for the 5th Edition Manual. H 4831, 220 gr RN Fed 205 heavy factory crimp, 1050 fps cycles my 16 M4. Either way, I think we can all agree both are good. 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. It has since become popular for a wide range of uses including hunting and home defense. Powders that have been tested and tried by others. The 300 AAC Blackout Loading Data wasn't listed in the 2016 version because we hadn't received load data for that caliber at the time of the printing. No reviews found. A forum community dedicated to anglers in the Texas area. Any thoughts? I would say 10 times more people use lil gun than R7 for subsonic loads. 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, 224 Valkyrie Handloading: Working With Different Barrel Twist Rates, SHOT Show 2018: Daniel Defense V7P AR Pistol, Four Improved AR-15 Trigger Sets Under $100, First Look: B&T USA SPR300 PRO in .300 BLK, New: Magpul Enhanced Selector Kit For AR-Pattern Firearms | An NRA Shooting Sports Journal, First Look: Bersa BAR AR-15 | An Official Journal Of The NRA, Handloading The .223 Rem. The 1:7 twist worked fairly well with the heavier, 220 SMKs, with groups ranging from 1.082-1.477 MOA. Powders that clearly work and have been tested thoroughly be AAC. Hogdon H110 isn't bad according to Foghorn (who graciously loaned . Johnny's Reloading BenchAn idiot and his reloading press My affiliate links and donation . Oal 2.260 8.7 grains. Does Lee offer a Powder Thru Expanding Die for the 300 AAC Blackout. Sign up to get updates and access to exclusive promotions. 12 drop at 150 yd. There was a problem loading the comments. Bullets for the .300 Blackout are where things can also get interesting. There may be rate exceptions but your in for a lot of frustration if you go that route. The design of the cartridge itself is a bit of an issue as well. Restrictions placed on us by the powder manufacturers do not allow us to email any load data. Pistol ammo loads with H110 call for magnum primers. I have some other common pistol powders like lil gun, bullseye, and titegroup but would like to hear what you guys use for the 147 pills. Suggested subsonic load: R-P 300 AAC BLACKOUT brass Remington 7.5 primers 11.2 grains of AA 1680 powder Case length is 1.368 +0.000 -0.020 Sierra 220 MK loaded to 2.089 OAL (this length is optimal for reliable feeding from USGI magazines) . 300 AAC BLACKOUT (Subsonic Loads) Barrel: 16" Twist: 1-10" Primer: WIN WSR Bullet Diameter: 0.308" Case: REM Max Case Length: 1.368" Trim Length: 1.358" Accurate 1680 Bullet weight: 230 grains. If you need greater amounts of ammo, you may want to look at a turret or progressive press. H110/W296 is a great powder for the 300 AAC Blackout however I have found in both of our uppers that it is not a good powder for subsonic loads. I have three sources of loading data: Lyman's. Offcource in case of subsonic 300 BLK, forgot to mention, sorry. In many ways, it is the anti-rifle cartridge. Never seen that with 1:7 rifling twist. At 2.247 (with very slight variation on the press) fed find even with loading 30 rounds into a Gen 2 PMAG for me. Be the first to share your insights. Caution is warranted here. The .300 cartridge uses the same powder as large caliber handguns, such as .44 & .45's. Reading a few different reports of accuracy issues with the cartridge in general (youll notice many of the sub sonic groups published online are shot at 25 yards!- more on this later), I came to the realization, that most of the good groups found with the cartridge were shot with either a special chamber (not a 300 BLK which has a long throat to accommodate the heavy bullets) or a slower twist rate to work well with the light bullets (SAAMI specifies a 1:8 twist, click link). As Im sure you noticed, some powders handle a fairly wide variety of bullet weights. 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. The case manufacturer, Nosler or Jagemann (JAG), is listed on the table below. 6.5 Creedmoor load development: Sierra 130 grain Tipped MatchKing (TMK) with H4350, Varget, Reloder 15 and Reloader 17, First impressions ofthe Modular Driven Technologies (MDT) HS3 Chassis system. Address: xxl-reloading.com, Gartenweg 9, 83661 Lenggries, Germany. It was originally created for Winchester .410 shotgun factory ammo, but found use in 30 Carbine and magnum pistol loads. Find load data for Winchester 296 propellant by clicking the button "Loads for this Powder".More about this powder:Wincheste. 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. Both loads are with a 225gr. The 300 bulk is an underpowered cartridge-on par with theM1 carbine of WWII- but not as easy to wield. Where 180-grain subsonics are concerned, so far Ive had good luck with Reloder 7. Hodgdon H110 is identical to Winchester 296; it is simply sold under a different label. Why not put all pomp aside and manufacture light bullets for this PISTOL? A balance-beam scale used for measuring powder charges. So heavy a bullet conveys a subsonic muzzle velocity and correspondingly softer report. Using bullets from Barnes TSX FB, Hornady V-Max, Sierra Hollow Point, Nosler Ballistic Tip, Sierra Spitzer SP, Barnes TSX BT, Sierra MatchKing HPBT, Hornady MonoFlex, Hornady GMX, Speer Grand Slam, Speer Mag-Tip, Sierra Palma HPBT, Hornady SST, Hornady A-Max. W296 is more than similar, it IS H110. New Starline 300 Blackout Cases. It doesnt have to be fast or super accurate, just looking for a cheap plinking round, Lil gun will work for you. To be able to use the full range of Shopware 6, we recommend activating Javascript in your browser. An optimal powder charge fills up between 90% and 100% of the case, provided it doesnt result in dangerous levels of overpressure. Cartridge Filter By Bullet Weight Powder Type Thanks, The data is all wrong anyway. These guns have had mixed success. as well as finding the load data you're going to need. Comprehensive load data for Winchester 296 reloading powder und technical specifications for this propellant. I have used this program for years and tke it with a very large grain of salt!