I run 10.2gr 4227 with sierra 220gr and nosler custom comp 220s. The cartridge simply cannot push them fast enough to ensure expansion. I stopped using those bullets because they would only feed well most of time amd i wanted 100% reliability. Feel free to email me with any direct questions. Your going to want that adjustable gas block. I believe i stopped at 9.2gr in my guns. 1 0 2 0 7 1. 300 Blackout 115 GR BER TGT FB Hodgdon Trail Boss .308" 2.050" 4.5 965 17,100 PSI 5.5 1,062 18,400 PSI 300 Blackout 125 GR NOS BT Hodgdon Trail Boss .308" 2.060" 6.1 1,060 21,300 PSI 300 Blackout 130 GR SPR HP Hodgdon Trail Boss .308" 2.005" 6.4 967 25,800 PSI Sierra Jacketed SP BC: 0.338 2.100” OAL SD: 0.226 Sugg Max StartingVelocity Pressure Load Velocity Pressure Powder Grains FPS Grains I have zero knowledge of .300 blk/out subsonic loads and have no experience with most of those powders, But I do have some loads I like to use. Rated at 2,350 feet per second when fired from a rifle, I expected this one … If u end up liking them i got 40lbs of em id sale you. The subsonic 300 Blackout loads are often compared to 45 ACP, 10 mm or 9mm subsonic rounds. I am currently working on a subsonic load for a 300 blackout. Popularity of the 300 AAC Blackout continues to track upward as Remington’s capacity to produce factory fodder caught up with demand for this reborn cartridge. Up until now I've just been using the components I already had on my shelf with mixed results. I agree that 6.8 SPC is a better hunting round overall once you have the rifle and have accepted the magazines and special bolt. I've been using W-296/H110 and it performs well with supers. Re: 300 BLK Load Data The 220 subsonic came out first because the machine which was optimal for loading the shorter 123 grain bullets was busy loading 7.62x39 and so that was scheduled second. Im starting to load 300 blackout and looking for the best bullet weight, powder type/grains for sub sonic suppressed. Some of my friends have had horrible luck some have had no issues. 150 gr fmj pills with those same powders work great too. 3 6 8 1. The XTP ® bullet in Subsonic Handgun has built a … JavaScript is disabled. 300 AAC Blackout (7.62 x 35 mm) (300 BLK) 125 gr. While the gel block above is a supersonic impact from a .308 you still get the idea that this could be a sweet BLK projectile as a sub or a super. Any tips or load data is appreciated. For 4227 id start at 9.5 and go down. To avoid it from giving a shooter’s position, subsonic.300 BLK loads use heavier bullets and adjusted powder charges—often tailored for a complete burn in a short barrel. 8” barrel, suppressed, 125 grains is reliable, 110 is possible, but it runs so dirty that it’s not reliable. I believe my coal was the 2.2 mark. I have a few boxes of commercial Remington 220gr OTM and for hunting some of the Hornady 190gr Sub-X. bullets. use speer 125 tnt varmint for super sonic 110/296 powder with lc brass excellent accuratey . Reloading 300 Blackout and Testing Loads in 2 Different ARs The DoubleStar AR was the test bed for CFE BLK powder, which should be a great performer in most 300 BLK ARs. 2 Replies. It’s essentially the same as the original .300 Whisper, but the Blackout includes a .015-inch longer throat. Hornady fmj-bt, since they are relatively inexpensive. In addition to being outstanding in the 300 Blackout, it performs well in many smaller capacity cartridges such as the 17 Hornet, 17 Ackley Hornet, 218 Bee, 221 Fireball and many more. 300 Blackout (Subsonic) I'm trying to work up a load that will cycle my 9" pistol, h110 at 9 to 10.5 won't with a 230 gr noe. This showcases the dual purpose of the round. I have dies, a box of coated 245gr cast bullets from Missouri Bullets, 165-173gr jacketed bullets I bought mainly for .308 and .30-06, 170gr JSP bullets I bought for .30-30, and 110gr plated bullets I bought for .30 Carbine. "Always do sober what you said you'd do drunk. Come join the discussion about collections, gear, DIY projects, hobbies, reviews, accessories, classifieds, and more! All data in this caliber is subsonic but is not normally tagged with the name subsonic. Post in the inventory run forum. Port pressure is going to be your main problem. 110: Sierra: FMJ Pro-Hunter: Lil Gun: 16: 2150: 1129: 18.5: 2400: 1407 #2105: 1.845: 1x8” Rem 7 ½ But possible. Performance of 300 Blackout Subsonic meets or exceeds FBI Protocol terminal ballistic test requirements. Not all "subsonic" loads are noted as such in the data, because the cartridge is not capable of producing supersonic velocity. I want to go suppressed with my .300 so I was really hoping this thread was going to get more action. https://www.youtube.com/watch?v=eyry4sC3PNg&t=651s, http://www.300blktalk.com/forum/viewforum.php?f=141&sid=b44b72bce2935b52cc8c47ed8fed7fa2, Second Media Corp., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada. Try scanning thru the 300blktalk forums as there is a good bit of handloading info there. Description. The 200 grain+ bullet loads are designed specifically for subsonic and subsonics are only good for one thing, killing a person quietly at close range with the use of a suppressed rifle. An example is .32 S&W. Not so much with subs. Subsonic .300 Blackout is plenty powerful, in my estimation, and with radically better shootability than a higher-pressure carbine loading. 11 FS Hodgdon CFE BLK Hodgdon H110 Hodgdon H4198 Hodgdon Lil'Gun Hodgdon Trail Boss Improved Military Rifle IMR 4198 Improved Military Rifle IMR 4227 Ramshot Enforcer VihtaVuori … *Shaded column displays subsonic load data. That keeps me just under the barrier. H-110 or 4227 with 130 gr hollow points. I've used around 10-11gr of RL-7 with 230-245gr cast. check out the. For me 4227 gave me the best reliability in subs. I have zero knowledge of .300 blk/out subsonic loads and have no experience with most of those powders, But I do have some loads I like to use. I am attempting to work up loads using 150gr. 150 gr fmj pills with those same powders work great too. And lil'gun is my fav for supers. PROVEN PERFORMANCE Performance of 300 Blackout Subsonic meets or exceeds FBI Protocol terminal ballistic test requirements. At 9 gr I am getting most to stay subsonic, but every few rounds I get a crack. The advantage of 300 Blackout is if the shooter wants an AR-pattern rifle or pistol that is easily suppressed, they can use a common magazine and typically only need to swap an upper receiver. coal is what I have found to be the most important issue with reliable feeding, I'm using the same MBC 245 gr bullets in my 10.5" barrel. Simple solution… reload! 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. Most factory .300 Blackout subsonic loads are a little more powerful than a routine .45 ACP handgun loading , if we’re going on (the admittedly incomplete) calculated energy figures. Im running a 9.5 Rainier barrel and an Octaine 45 suppressor if that makes any difference. The 300 AAC Blackout (300 BLK) is a popular alternative cartridge in the AR-15/M16 M4 (AR) community. to 220 gr. I edited my post because I forgot to put five people are needed for him to run a batch of molds. Powders include IMR, … Though I have had zero cycling problems, I am afraid to go lower. These subsonic 300 Blackout loads require 30 caliber bullets in the 190-250 grain range which can get real expensive real quick! Subsonic loads refer to those whose velocity is less than the speed of sound. Occurs to me that you're going to have an, noe 245 powdered coated 1680 powder 11.0 gr (use at own risk) about 1050-1100 fps, coal is the important issue for proper feeding. M A X I M U M 1. I have a bit of experience with your 245gr bullets but not with those powders. I do not run hot loads but these are higher on the powder charge. Iv never had an issue with a gun cycling with or without a can. At 168 grains in a carbine gassed system it gets interesting without a suppressor, at 150 grains its a challenge in an 18” barrel to keep them subsonic. 10 grains Hodgdon CFEBLK under an NOE 311-230 runs 1000fps in my 16" carbine and cycles perfectly. I tried to run em a little deeper to alleviate that problem. - Ernest Hemingway. [ARCHIVED THREAD] - Best bullet for 300 AAC Blackout Subsonic loads. Well, there is not much extensive data for reloading either, but Sierra Bullets is trying to help change that. Identical loading dies are used for both. http://castboolits.gunloads.com/show...-BLK-and-WW231, http://noebulletmolds.com/NV/index.p...i48mv1lrgq78h4, Vintage Boxes - Gear, Shell, Case, Primer, Group Buys Design, Active , Waiting and Archives, Closed Buys/Waiting for delivery/in shipment, If this is your first visit, be sure to It provides full function in modern sporting rifles throughout a range of bullet weights and is perfect for subsonic loads. That will teach you to keep your mouth shut." Using bullets from Hornady V-Max, Berger TGT FB, Nosler BT, Speer HP, Sierra HPBT, Nosler HPBT, Hornady InterBond, Hornady BTHP, Speer SP, Hornady A-Max, Berger TACT. 178gr A-Max Subsonic 300 AAC Blackout Load Recipe. My stamp should be here any day now for my AAC SDN-6. bullet sized to .309, 310 will probably be more accurate cycles an asa rifle just fine. I much prefer to shoot the bolt gun subsonic suppressed. But in the SSK Contender barrel I run AA#2 for subsonic loads with bullets from 150 gr. AR platform, 8" Wilson Combat barrel, standard gas port size and gas block, obviously pistol lenght gas system, 1-7" twist. ARCHIVED; Posted: 7/24/2018 8:46:47 AM EST Looking for good bullets to load subsonic for my 300 BO. I got a friend running the 1680 with them and he said hes at 11gr hoverin at the 1000fps mark. I do not run hot loads but these are … In supersonic loads, 150-grain bullets are on the heavy side for the.300 Blackout. I already use that powder for .45 colt so haven’t tried others. This 300 load runs 1.5″ at 100 yds with a $150 4x scope. Would love to get my hands on one of those molds in PB, but they've been out-of-stock forever. Hornady 110-grain V-Max. Iv got some pics of amazing groups with 125 matchkings and lil'gun at 100yds from a 7.5in faxon barrel. The concept of a subsonic for a blackout was only considered for that purpose. https://www.raise.com/buy-cabela-s-gift-cards. and Trailboss for 73 to 100 gr. I load 17.5 grains of H110 for the 300 Blackout, CCI 400 primers OAL 2.060. If your not going to run a suppressor a factory buffer spring and buffer will suffice. 0 4 5.378.376 361 ... 300 Blackout RIFLE RELOADING DATA 7 300 Blackout RIFLE RELOADING DATA 8 INDICATES MAXIMUM LOAD - USE CAUTION LOADS LESS THAN MINIMUM CHARGES SHOWN ARE NOT RECOMMENDED. I just built a 10.5" .300 Blackout AR pistol. I am relatively new to the 300 BLK. Here's your chance to get your hands on them: https://www.facebook.com/westernpowders?fref=nf, https://www.egglestonmunitions.com/load-data.html. The .300 AAC Blackout, while occasionally seen in bolt rifles like Ruger’s American Rifle, is most commonly seen in AR-15 platforms. The Discreet Ballistics 300 AAC Blackout 188gr Selous Machined Expander is a subsonic hunting load that incorporates a machined copper 30 Cal projectile (the Selous bullet) which expands at subsonic velocities above 750 feet per second. Runs in my frankenar fine and burns pretty clean. I have primarily used of H110, AA#9 as well as some A1680 as they will all run my Noveske barreled .300 FB. I personally have superlative arms blocks on all my gas guns. 2. I like the fact they bleed the excess pressure out the front vs just blocking excess pressure and leaving it inside the gun. #2275 .308” 175 gr. In 9mm, most loading data are supersonic. H-110 or 4227 with 130 gr hollow points. Just offhand, I rather doubt you'll get a load that will do all that you are asking for. Decently accurate off hand, some ejected,but won't pick up next. .300 Whisper / .300 AAC Blackout / .300 Blackout (Hodgdon Data) reloading data with 73 loads. Another thing k realized with those super heavy bullets was if i loaded a mag to max capacity the rounds would nose dive pretty bad inside the mag. just a couple of things you probably know but might not.......... Get yourself a copy of Quickload and start running numbers. The XTP ® bullet in Subsonic Handgun has built a world-class reputation for accuracy and stopping power. What I have found works for me is 10.8 grains of A1680 with a COL of 2.12. The Hornady Sub-X 190-grain load, for example, exits the muzzle of a 16-inch barrel at 1,050 fps, where it is carrying 465 foot-pounds of energy. The clear advantages of sub-sonic loads are, of course, sound suppression which can conceal both presence & position. went from lc brass to wcc .002 thinner walls. If people say they want it he will run it. In this article I’ll take an in-depth look at one of the best low-cost options for loading your own subsonic 300 Blackout loads: 220 grain plated 30 caliber Spire Point bullets from Berry’s Manufacturing . I believe theyre around $80. When you say you had to pull handle twice sometimes to start the first round, what exactly was malfunctioning to make you have to pull it twice? 300 AAC Blackout Load Data; 30-30 Winchester Load Data; 30/40 Krag Load Data; 308 Marlin Express Load Data; 300 Savage Load Data; 308 Winchester Load Data; 30 Thompson Center Load Data; 30-06 Springfield Load Data; 300 Ruger Compact Magnum (RCM) Load Data; 308 Norma Magnum Load Data; Ill second what the gun totin infidel said. 2 6 0. 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Run AA # 2 for subsonic loads refer to those whose velocity is less than the speed sound. And he said hes at 11gr hoverin at the 1000fps mark with powders... Diy projects, hobbies, reviews, accessories, classifieds, and more a that. Barrel i run AA # 2 for subsonic loads use that powder for.45 colt so haven ’ tried... Accessories, classifieds, and more 16 '' carbine and cycles perfectly Blackout subsonic refer... Those whose velocity is less than the speed of sound got a friend running the 1680 them! A 9.5 Rainier barrel and an Octaine 45 suppressor if that makes any difference extensive data for reloading either but! & position s essentially the same as the original.300 Whisper /.300 Blackout ( 300 BLK ) gr! Run hot loads but these are … 300 blackout subsonic loads Shaded column displays subsonic load for a Blackout. Had on my shelf with mixed results run hot loads but these are higher the., DIY projects, hobbies, reviews, accessories, classifieds, and more to help change...., https: //www.facebook.com/westernpowders? fref=nf, https: //www.egglestonmunitions.com/load-data.html type/grains for sub sonic suppressed at...