In contrast, a 220-grain bullet ideal for subsonic loads, like Sierra MatchKing 2240, possesses an overall length of roughly 1.49. Load data may show slight variations between 296 and 110, but as I understand it, those differences are from varied batches during testing time with each powder label. 9.0, 10.0 grains Hodgdon H-110 powder (See chronograph data below) 2.230 COL (2.260 is max for AR-15) Use load data at your own risk. Rainier Ballistics has introduced plated 180-grain bullets for subsonic use only. 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. A value-priced red dot with a full set of features. Most of these loads are around sixteen grains so I guess they have similar burning rates. Technical Specifications (based on the respective safety standard - see more details in tab "Datasheet" if available) Subscribe to the free newsletter and do not miss any news or promotions. Anecdotal accounts from other shooters indicated this would provide the best accuracy with the 220 grain Sierra MatchKing (SMK). It is also suitable for .221 Fireball, 6.8mm SPC, and 7.62x39mm if you happen to reload for these cartridges as well. Winchester - Legendary Powders RELOADING DATA CENTER ALL THE LOAD DATA YOU'LL EVER NEED ALL IN ONE PLACE! Hogdon H110 isn't bad according to Foghorn (who graciously loaned . 300 Blackout 220 GR SIE HPBT Winchester 296 .308" 2.260" . Excellent for loading high velocity rounds in big bore revolvers such as .44 magnum, .460 magnum and .500 magnum. 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. 300 BLK - Powder Coated Bullets with Winchester 296 6,475 views Mar 9, 2017 166 Dislike Share Save Johnny's Reloading Bench 120K subscribers Testing some powder coated bullets with Winchester. The velocities cited for the BLK are asthmatic. A subsonic 300 Blackout round produces comparatively little muzzle flash in addition to a softer report, making it a fine choice for hunting in nighttime and twilight conditions. Oal 2.260 8.7 grains. It is a classic reloading powder that should be on the shelves of any handloading enthusiast. The 300 BLK is an interesting cartridge for the rifleman. Never miss a post! When I purchased my Super Blackhawk, the first powder I chose was WW296. Id probably use one if I had one.As far as powder goes, youll need to find something appropriate for the loads youre intending to make. You all show older data in the 300 using lil gun for a load workup option. 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. select rifle cartridge and then 300 AAC Blackout Lists loads using: IMR 4227 (subs and supers) W296 (subs and supers, however may not function some carbine systems with subs. Joined Feb 16, 2018 Messages 439. While subsonic loads are technically possible with W296, you should avoid them because it is too easy to reach dangerous overpressure levels with this powder. The 300 bulk is an underpowered cartridge-on par with theM1 carbine of WWII- but not as easy to wield. I dont recommend deviating from this for safety reasons. The 1:7 twist worked fairly well with the heavier, 220 SMKs, with groups ranging from 1.082-1.477 MOA. An Instruction/Load data Sheet for the 300 Blackout die set can be purchased through the link below. subsonic 300blk. It is the factory powder for Winchester 357, 41 and 44 magnums. Examining the table above, note the wide range of accuracy, velocity and standard deviation achieved with the different loads. Old Craftsman 6-inch dial calipers passed on the author by his machinist father alongside a Wilson .300 Blackout case gauge. 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. by Merlin1274 Sat Dec 14, 2013 10:38 pm, Post The design of the cartridge itself is a bit of an issue as well. Most of the reloading manuals show lower data, I suspect this is related to the wide variety of ways to form brass for the cartridge and how that may cause an increase in pressures. Available in 1 lb., 4 lb. BTW, small standard rifle primers are nearly identical to small magnum pistol primers .. about the same mix and cup thickness. I plan to build a bolt action with a 16.5 barrel and will use projectiles between 180 220 gr., so not sure if I should go with the 1-8 or get a 1-7 barrel blank made. Although functionally identical to the 300 Whisper, the 300 AAC Blackout is its own SAAMI standardized cartridge. Every product is hand selected by our editors. Other companies, such as Hornady, also have a variety of projectiles available ranging from light to heavy weight for the caliber. <> It is cross-compatible with. Available in 1 lb., 4 lb. Required fields are marked *. This can lead to poor accuracy from lighter loads. http://data.hodgdon.com/cartridge_load.asp, http://www.accuratepowder.com/wp-conten 16_Web.pdf, http://www.accuratepowder.com/wp-conten 7-2-13.pdf, http://sierrabullets.files.wordpress.co ackout.pdf, http://www.lehighdefense.com/index.php/load-data, http://www.barnesbullets.com/wp-content TAC-TX.pdf, http://www.quarterbore.com/300whisper/subsonic.html, http://www.quarterbore.com/300whisper/supersonic.html. works like a charm. containers. The following has published data for both 220gr and 125 gr bullets for the 300 blackout Winchester 296, IMR 4227, H110, and Lil' gun. Select your cartridge type from the drop-down list. Has N120 been discontinued? For more information, go towww.P65Warnings.ca.gov, I have gotten great results when used to reload 300BK OUT, Love this powder. To be able to use the full range of Shopware 6, we recommend activating Javascript in your browser. I worked up a load and settled at 9.8gr of 296 which turns out to be an exact load listed by Winchester on their load data website. A view into a Dillon Precision XL650 progressive reloading press midway through loading some .300 Blackout with 180 . One of the benchrest guys I know asked how I liked my 300 BLK rifle. Either way, I think we can all agree both are good. 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. Most quiet but not functional (w/o lighter springing): Data from a POF 10.5" barrel, 1:7" twist. Advanced Armament Corporation began developing a .30 caliber subsonic cartridge optimized for the M4 platform in 2009. Eventually, they got their own 300 Blackout cartridge SAAMI approved in 2011. 300 BLK, Cartridge Selection, Reloading I found some commercial manufactures (mostly off the record) either discontinued bolt guns in 300 BLK, pulled them from the market after the product was announced, or declined to introduce them due to accuracy and feeding concerns. At this point, I will say, Im not a fan of plastic calipers, as the material involved is just too prone to damage, and Ive always been skeptical of their accuracy. For a better experience, please enable JavaScript in your browser before proceeding. It was originally created for Winchester .410 shotgun factory ammo, but found use in 30 Carbine and magnum pistol loads. I have a 16 bbl. It provides similar effectiveness to the 7.6239 or the slightly more powerful 30-30 cartridges except works in the more up-to-date AR15 platform. by bangbangping Sat Dec 14, 2013 4:30 pm, Post Powders for subsonic single shot, bolt action, Lehigh defense 110gr controlled Chaos factory load. : 1.625" Powder: 16.5 gr 17.5 gr Vel. You find load data for cartridges in caliber .300 AAC Blackout with all common powders and bullets by clicking the "Loads in this caliber" button above. The Fora platform includes forum software by XenForo. It is a versatile chambering, capable of accepting a wide range of .30-caliber projectiles. 2 0 obj Certifiable has done some pretty good work on Subsonic powders for both carbine and pistol gas systems. APP Automatic Processing Press 90951 90933, http://leeprecision.com/300aac-blackout-c-tb.html. Instability with 1:8 caused problems with loger cans, bullet maybe wobbling after rifling. Thanks, The data is all wrong anyway. A better solution to this problem is to use the .300 Blackout-specific magazines made by D&H Tactical and Magpul.A couplenice-to-have items that are not necessarily required for reloading .300 blackout are a brass tumbler and brass separator. The twist rate needed to accommodate the heavy subsonic bullets makes finding accurate super sonic loads difficult. Firearm: 8.5 CMMG Barrel, H3 heavy buffer, superlative arms adjustable gas block, 30 Cal Kinetic Suppressor. Selected this powder based on recommendations that it was good for .410 reloading. I have loaded some 150 grain Power Points with I 4227. This cartridge was designed from the ground up to provide adequate performance in both supersonic and subsonic applications, making it highly versatile and adaptable. 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. If you need greater amounts of ammo, you may want to look at a turret or progressive press. Get the invoqe newsletter for similar stories delivered straight to your inbox. In my Palmetto State Armory 7.5 upper the load functions perfectly ! Running a rifle like this suppressed would be a hoot. Bullets for the .300 Blackout are where things can also get interesting. They instead heavily based their new cartridge on SSK Industries 300 Whisper. This I usually get from GI Brass Locker, though there are other sources out there.Primers will be whatever is prescribed in the load data that you obtain. East Central. With the right projectiles and an adequate rifle platform, such loads are ideal for hunting or self-defense. Now I use the 296 only for my S&W 460. The 300 AAC Blackout (300 BLK, or 7.62x35mm) was created by Advanced Armament Corp. and Remington in order to provide the military with a way to shoot .30 caliber bullets from the M4 platform with only a barrel change. RL-7 seems to work somewhat with subsonic loads in Carbine (which will work for pistol) gas systems with maybe a few bolt hold open (BHO) issues but that may not bother too many. Avg. 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. Does Lee offer a Powder Thru Expanding Die for the 300 AAC Blackout. Well you would be wrong. After investigation, AAC found the 7.6239 cases aggressive taper too extreme for a standard M4 magazine to accommodate. AAC 7.62 Suppressor , Crimp is most important as heavy bullets want to move on recoil in the mag and will cause vertical stringing. The chief difficulty in accurately firing 300 Blackout comes from learning to accommodate its pronounced bullet drop. W296 is also viable for reloading .300 Blackout, although it is best suited for supersonic loads only. Load Data Card - .300 AAC Blackout (7.62x35mm) - AR-15. The typical range of bullet weights runs from about 110 grains all the way to 240 grains.For brass, you have some options. Winchester 296 (W296) is a high-density, spherical smokeless propellant, mainly intended for use with magnum revolver cartridges, such as .357 Magnum and .44 Magnum. Some of the other guys may back me up on this, I haven't found any supersonic loads that don't deliver at least one inch groups in the Blackout but the subs are a different story. AA1680 or similar in burn rate should work well. The more we all know, the better organized and stronger the shooting and hunting community will be. Pingback: NEW: Sierra Bullets .300 AAC Blackout Reloading Data - AK Arms, Pingback: NEW: Sierra Bullets .300 AAC Blackout Reloading Data | Firearms Life, They should. It was easy to establish, reliable, repeatable results. Share your experiences with other customers. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Effective range for hunting is about 100-150 yards. It is also widely considered to be the powder of choice for .410 bore shotgun shells. IMR 4227, W-296, H-110, or Lil'Gun instead of rifle powders like I expected. Get free updates when we add new tips, articles and more! (r.). Communism only made one thing that works, and capitalism can make it even better. Keep in mind that the benchrest crowd, the hot-rodders of this sport, feel the best accuracy is on the edge of stabilization. He had groomed his son, William Wirt Winchester as his successor, but the younger Winchester died of tuberculosis in March of the following year before he could assume control of Winchester Repeating Arms. I may add notes to the original Post to each powder, with the understanding that sometimes what works for one gun combo may not work for another gun combo. In addition, H110 is "the" choice for 410-bore shotgun, especially among . They first looked to the 7.6239 for inspiration. 20 gr will drive 55 gr to 62 gr .223 rounds OK. Peruse the Hodgdon Online data files and see for yourself. Your email address will not be published. Another option is to load your own. Punching it into quickload shows a 64% case fill, and pressures estimated in the 22K range. Why not give JD Jones credit for the development of the 300 Whisper, which AAC tweaked into the 300 AAC Blackout by increasing the length of the chamber throat 0.015 and SAAMI-ed it. You have a number of options. Offcource in case of subsonic 300 BLK, forgot to mention, sorry. There is not much load data for this powder so I had to work up my own. 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. Johnny's Reloading BenchAn idiot and his reloading press My affiliate links and donation . Whether you are reloading to save money or to create the perfect load for hunting, self-defense, or suppressed use, there is load data and a suitable propellant for you. The 300 Blackouts recoil is not significantly different from the 5.5645, and its price isnt prohibitively higher. 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. Oliver Fisher Winchester was an innovative and driven man who saw the future of firearms and built an industrial empire around the lever-action rifle. Sierra 180Grain match king projo, 12.2 grains of powder. This is the best group achieved with the 300 BLK and 135 SMK at 100 yards. You can purchase factory-new brass made by Hornady or Remington. Carbine length gas tube. On the up side, firing the 300 BLK from a precision rifle is a pleasure. 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Pistol SET YOUR SIGHTS ON PISTOL RELOADING DATA Find what you need in four easy steps. 5-2556 Review The needs of the various shooting disciplines differ greatly. 10 Best Handguns for Beginners and Home Defense, The Best Concealed Carry Holsters in 2022, Best Shotgun Mini Shells: Birdshot, Buckshot & Slugs, 8 Best AR-15 Ammo for Self Defense & Range, 5 Best Places to Buy Cheap 50 Cal BMG Ammo Online, 17.4-grain charge Muzzle velocity: 1,885 ft/s Muzzle energy: 1,025 ft-lbf Chamber pressure: 38,700 psi, 19.4-grain charge (compressed) Muzzle velocity: 2,062 ft/s Muzzle energy: 1,227 ft-lbf Chamber pressure: 49,000 psi, 15.6-grain charge Muzzle velocity: 1683 ft/s Muzzle energy: 943 ft-lbf Chamber pressure: 34,500 psi, 17.8-grain charge Muzzle velocity: 1,899 ft/s Muzzle energy: 1,201 ft-lbf Chamber pressure: 48,700 psi, 10.4-grain charge (compressed) Muzzle velocity: 1,056 ft/s Muzzle energy: 470 ft-lbf Chamber pressure: 29,100 psi, 10.1-grain charge Muzzle velocity: 1,044 ft/s Muzzle energy: 532 ft-lbf Chamber pressure: 26,700 psi, 19.0-grain charge Muzzle velocity: 1,866 ft/s Muzzle energy: 967 ft-lbf Chamber pressure: 23,700 psi, 20.0-grain charge (compressed) Muzzle velocity: 1,945 ft/s Muzzle energy: 1,050 ft-lbf Chamber pressure: 26,500 psi, 19.0-grain charge Muzzle velocity: 1,895 ft/s Muzzle energy: 1,077 ft-lbf Chamber pressure: 24,600 psi, 22.5-grain charge (compressed) Muzzle velocity: 2,090 ft/s Muzzle energy: 1,310 ft-lbf Chamber pressure: 37,000 psi, 11.6-grain charge (compressed) Muzzle velocity: 1,041 ft/s Muzzle energy: 501 ft-lbf Chamber pressure: 13,400 psi, 11.3-grain charge (compressed) Muzzle velocity: 1,045 ft/s Muzzle energy: 558 ft-lbf Chamber pressure: 20,000 psi, 19.5-grain charge Muzzle velocity: 1,877 ft/s Muzzle energy: 1,174 ft-lbf, 21.7-grain charge Muzzle velocity: 2,057 ft/s Muzzle energy: 1,410 ft-lbf Chamber pressure: 54,564 psi, 10.9-grain charge Muzzle velocity: 1,089 ft/s Muzzle energy: 553 ft-lbf, 18.4-grain charge Muzzle velocity: 2,191 ft/s Muzzle energy: 1,173 ft-lbf Chamber pressure: 38,900 psi, 21.7-grain charge Muzzle velocity: 2,286 ft/s Muzzle energy: 1,277 ft-lbf Chamber pressure: 48,400 psi, 15.7-grain charge Muzzle velocity: 1,921 ft/s Muzzle energy: 1,024 ft-lbf Chamber pressure: 32,400 psi, 18.5-grain charge (compressed) Muzzle velocity: 2,205 ft/s Muzzle energy: 1,350 ft-lbf Chamber pressure: 52,500 psi, 17.4-grain charge Muzzle velocity: 2,182 ft/s Muzzle energy: 1,163 ft-lbf, 19.3-grain charge Muzzle velocity: 2,362 ft/s Muzzle energy: 1,363 ft-lbf Chamber pressure: 54,472 psi, 17.5-grain charge Muzzle velocity: 2,182 ft/s Muzzle energy: 1,322 ft-lbf, 19.4-grain charge Muzzle velocity: 2,358 ft/s Muzzle energy: 1,544 ft-lbf Chamber pressure: 54,293 psi, Reducing copper fouling in the barrel even after high volumes of fire.