BrianEnos.com All data in this caliber is subsonic but is not normally tagged with the name subsonic. (7.62 x 35 mm) (300 BLK) 300 AAC Blackout 135 gr. 300 Blackout 140 GR NOS HPBT Hodgdon Trail Boss .308" 2.055" 6.0 929 27,100 PSI 300 Blackout 150 GR HDY IB Hodgdon Trail Boss .308" 2.235" 6.0 871 28,900 PSI 300 Blackout 190 GR HDY SUB-X IMR IMR 4198 .308" 2.050" 11.4 C 1,032 22,800 PSI I'm starting to load 300 blackout and looking for the best bullet weight, powder type/grains for sub sonic suppressed. Not all "subsonic" loads are noted as such in the data, because the cartridge is not capable of producing supersonic velocity. Glock Certified Armorer 300 AAC Blackout RIFLE RELOADING DATA 2 ... 300 Blackout RIFLE RELOADING DATA 7 300 Blackout RIFLE RELOADING DATA 8 INDICATES MAXIMUM LOAD - USE CAUTION ... *Shaded column displays subsonic load data. Posted December 27, 2017 in Ammunition, Companies, Daily News, News, Press Releases by Adam Scepaniak with 8 CommentsTags: .300 aac, .300 blk, 300 AAC BLACKOUT, 300 BLACKOUT, Sierra Bullets. 300 AAC Blackout Cartridge Information. I'm running a 9.5" Rainier barrel and an Octaine 45 suppressor if that makes any difference. Seems 1680 is the way to go. My main plinking load is using 147 FMJ's in a 16" carbine 300 Blackout. Anyone know of an over the counter product that will work at altitude ( 6000 ft )? ELD® Match; 300 Blackout 135 gr. 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 similar external ballistic performance to the 7.62x39mm Russian (check out my 300 AAC Blackout … Well, there is not much extensive data for reloading either, but Sierra Bullets is trying to help change that. Any tips or load data is appreciated. The 150 gr Hornady #3031 shoots much better. 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. This method works with all ".308 bullets not designed for 300 blk" 180 grs and under. A crowd favorite for pig hunting, deer hunting and general subsonic fun with silencers, it remains a strong choice for many shooters. Im starting to load 300 blackout and looking for the best bullet weight, powder type/grains for sub sonic suppressed. The Widener General Dynamic 147's are very nice and the RMR 147's are too. By I'll be discussing the components involved in reloading 300 Blackout hand loads. Cycles at 850 FPS out of a 10.5 AR. I started with data from Hodgdon and found what load would cycle my gun unsuppressed, yet still subsonic. I just copied AACs recommendation. Surprise, surprise … the jacketed projectiles left the barrel at much lower velocities. Many AR-15 enthusiasts and hunters have a strong appreciation for .300 AAC Blackout because of its versatility and available grain weight range. All these loads cycled and locked the bolt open. I load H110 at 16.5 grains and get about 1950-1970 fps and decent 100 yard accuracy. 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. Nosler Ballistic Tip 125-grain. nder With my 147 gr bullet, OAL was 2.10. Effective range for hunting is about 100-150 yards. About; Disclaimer; Contact; Log in / Sign up.300 AAC Blackout - Manufacturer Loading Data. Originally, the cartridge was developed by Remington and Advanced Armament Corporation (AAC) to provide the military with a .30 caliber cartridge in an M4 platform by simply changing the barrel, but utilizing the same magazines. Load Velocity Press. It has very similar ballistics to a traditional AK-47 chambered for 7.62x39mm (.300 AAC Blackout is 7.62x35mm metrically), but you have the popular American platform of an AR-15. HPBT 9” TWIST C.O.A.L. #9245 .308” 240 gr. Any tips or load data is appreciated. If you have an account, sign in now to post with your account. Hornady® Subsonic Ammunition — designed for accuracy and performance below the speed of sound — now comes in both rifle and handgun loads. I load only supersonic rounds for my 300 Black Out and like the lighter bullets for it. I went to the Hodgdon reloading data website and there isn't any reloading data for a 150 grain bullet for a .300 AAC Blackout round. Max Velocity Press. Or have any good info to share here? 7mm-08 Remington 180 gr. 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 . ELD-X® 41 Remington Magnum 190 gr. Wondered if anyone has tried some of the open gassy powders like AA7 etc? Simple solution… reload! HPBT C.O.A.L. FTX® (Rifle) 41 Remington Magnum 190 gr. 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. Additional varieties are available from numerous less well-known manufacturers like Engel Ballistic Research and Atomic Ammo. 0 4 5 ... #2230 .308” 200 gr. Locks back as well. Display as a link instead, × Effective range for hunting is about 100-150 yards. 2.230” 300 Blackout RIFLE RELOADING DATA 7 300 Blackout RIFLE RELOADING DATA 8 af220wa, Discussion on .250 ogive method I hope you bullets are better than mine, I could only get 3 inch 100 yd groups. 110: Sierra: RN Pro-Hunter: Lil Gun: 16: 2150: 1129: 18.5: 2400: 1407 #2100: 1.845: 1x8” Rem 7 ½ Well, there is not much extensive data for reloading either, but Sierra Bullets is trying to help change that. Guest Writer | NRA “Shooting Sports USA” 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. Sierra Jacketed SP BC: 0.390 150 gr. Guest Writer | Boyds Gunstocks Blog The cartridge simply cannot push them fast enough to ensure expansion. These subsonic 300 Blackout loads require 30 caliber bullets in the 190-250 grain range which can get real expensive real quick! The short version of all this is that times are good for those of us who like to shoot subsonic 300 Blackout ammo. I tried bumping up the lil gun load, Both the 8.2 and 8.4 gr loads went super in the ranch rifle, So I went to cabelas and actually found a pound of CFE BLK and tried a few. 308 Winchester, 22 caliber 95 gr HPBT MatchKing #1396, 22-250, 223 Remington, 30 caliber 200 gr HPBT MatchKing #2231, 30 caliber 230 gr HPBT MatchKing #2251, 300 Winchester Magnum, 6. If you buy a suppressor and want to shoot subs then buy/build a dedicated sub gun. Good info. 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. 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; ... 110 Grain; 125 Grain; 140 Grain; 220 Grain; Cartridge Information. 1 0 2 0 7 1. 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. If you are in the middle of nowhere and need ammo, this may not be readily available. Bolt won't lock back unsuppressed, but in my buddies 8.3" suppressed, it locks back. The subsonic 300 Blackout loads are often compared to 45 ACP, 10 mm or 9mm subsonic rounds. An example is .32 S&W. Reloading 300 Blackout and Testing Loads in 2 Different ARs J.D. 300 Blackout 190 gr Sub-X® Subsonic Item #80877 | 20/Box Shhh... tell everyone! Writer | TheArmoryLife.com Subsonic loads in a 300WM would be a waste of time to be honest with you. Clear editor. I switched to a 8" CMMG barrel because it was lighter and move the suppressor closer to the hand gaurd - looked cooler... With this load/barrel I had some short stroking and the gun did not lock open on empty. The 300 Blackout is frequently available with 200 and 220 grain bullets. I did some experiments with Trail Boss and loads were so quiet, it was crazy. I'm running 1680 as well 10.8 grains behind pc bullets 215 grains at 2.10, im going from memory here but that's my recollection my next heads will come from leather head. 10.5 of 1680 under a 220 Everglades plated RN. Factory Fodder.   Your previous content has been restored. Made me think about loading for open where gas is king. M A X I M U M 1. I had read others info describing CFE BLK being gassy and why it cycles the AR even at very low velocities. Instagram: strength_in_arms. Shop Nosler Products. The CFE BLK loads seemed a little dirtier than lil gun and a little louder, but I assume the sound could have been more bolt velocity vs noise out the silco omega suppressor. GMX® 30-06 Springfield 125 gr. × stevespages 300 ACC Blackout 240 Grain Bullet 2400 From 9.4 grains to 11.3 grains AA-1680 From 11.2 grains to 13.3 grains H-110 From 9.6 grains to 11.5 grains W-296 From 9.3 grains to 11.3 grains I saw this on a gun forum, I haven't tried it yet h110. For one, this is not a standard gun store shelf caliber. Due to the lower velocities produced by the Blackout, expansion will not be as dramatic as when used in faster 30 caliber cartridges, but our 125 grain AccuBond and Ballistic Tip bullets are excellent choices for hunting with the Blackout. I am just getting started with the 300 Blackout. ALL 100 gr 110 gr 115 gr 123 gr 125 gr 130 gr 135 gr 140 gr 150 gr 155 gr 167 gr 168 gr 175 gr 180 gr 185 gr 200 gr 208 gr 210 gr 220 gr 230 gr. Like the SST or GMX from Hornaday. 3 6 8 1. Im running a 9.5 Rainier barrel and an Octaine 45 suppressor if that makes any difference. Can someone fill in the blanks as to: What CCI primer to use with a .300 AAC Blackout round when building a bullet with a 150 grain boat tail round with H110 powder CCI 400 or CCI 450. With all of the positives I have just stated, there have to be some negatives. The standard factory loading for supersonic 300 BLK is a 115 gr round, but there are a ton more options available at the 150 gr mark. You can post now and register later. There is very little data available for this cartridge and I cant find any data for cast loads. Not only are there tons of cheap FMJ or SP rounds available from Hornaday and Remington, but there are also a wide variety of bullets specifically designed for hunting. So, back to the loading bench to put in more powder, and test again.   Your link has been automatically embedded. I think there is several members here that shoot the 300 blackout and I was hoping some of y'all would share some cast load data. 300 AAC Blackout RIFLE RELOADING DATA 2 ... *Shaded column displays subsonic load data. unit type Start Velocity Press. I don't think any of this is best but here is some trials I just did, I had been using 8.0gr lil gun under 220 ELD out of a 8.5 psa barrel. The 300 AAC Blackout (300 BLK) is a popular alternative cartridge in the AR-15/M16 M4 (AR) community. Although the military has not truly fallen in love with the caliber, civilians absolutely have. 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. Powders include IMR, Winchester, Hodgdon 2 6 0. Both Western Powders and Hodgdon have some data for 125 grain bullets. I've been working on loads for my 300 Blackout using Trail Boss and Sierra's 125 gr HP bullets. 11.8 gr lee tl 230 Powders that have been tested and tried by others. × This showcases the dual purpose of the round.   You cannot paste images directly. Reloading Questions; About. GMX® 300 PRC 178-250 gr. Simple solution… reload! Subsonic loads refer to those whose velocity is less than the speed of sound. Guest Writer | Sierra Bullets Blog This … http://www.advanced-armament.com/assets/images/pdf/manuals/300BLK-AACUpper-MiniBro.pdf. Sierra MK, Hornady IB BC: 0.417 2.090” min OAL SD: 0.203 2.095” min OAL; 2.135, 2.180 SD: 0.226 Max type Start Velocity Press. Stayed sub sonic and cycled suppressed and locked open plus stayed sub sonic in a ruger ranch rifle with 16" barrel. Firefighter/EMS I loaded these projectiles with IMR 4227 powder to the higher … Bullets used for testing .300 AAC Blackout pistol loads include: left to right, Barnes 110-grain TAC-TX FB, Hornady 125-grain SST, Speer 150-grain SPFB Hot-Cor, Sierra 165-grain GameKing HP, Nosler 180-grain Ballistic Tip Hunting, Lapua 200-grain SP Mega and Cutting Edge Bullets 230-grain Subsonic Raptor. Most shooters use it in varying capacities from 200 yards or less. May 9, 2017 in Rifle/Shotgun. Accurate, dirt cheap, and so quiet you hear the brass hitting the ground and bullet hitting the target. Upload or insert images from URL. data **includes new A-Tip® Match load data; 338 Lapua Mag 270 gr. I kept the rounds right at 1000 fps. In supersonic loads, 150-grain bullets are on the heavy side for the.300 Blackout. Smith & Wesson Certified Armorer Paste as plain text instead, × 30 Caliber Reloading Components. This video is for teaching purposes only. For now to get started. In 9mm, most loading data are supersonic. But they wouldn't cycle the gun.   Pasted as rich text. FTX® 308 Winchester 125 gr. Many of the available factory subsonic loads are intended solely for range use. Pistol; Rifle; Cowboy; GR. Subsonic Handgun utilizes tried-and-true XTP® bullets that expand reliably at subsonic velocities. Writer | OutdoorHub.com Such large projectiles convey a subsonic muzzle velocity that is accompanied by a quiet report. Jones’ 300 Whisper got things started commercially years ago for today’s 300 AAC Blackout fans. Both cartridges are cross compatible in new chambers, but don’t try reformed military brass in a tight, old Whisper chamber. I don't have my notes with me, but I think I ran around 8-8.5 gr Lil Gun through my 8.5" SBR running cast coated 240 gr bullets. I had read about some guys using VV N105 & N110 for 300BO. Bullet Type Primer. not sure if there is an issue using their subsonic bullets and then switching back to supersonic and having lead deposits. For comparison I also repeated some of these evaluations with a 110, 150 and 170 grain jacketed bullet using the same loads that had resulted in subsonic performance with the lead slugs. 7.2gr W296 with King Shooters Supply 215gr coated bullets, 2.096 OAL. All of Sierra Bullets’ new data can be read below. .300 Whisper / .300 AAC Blackout / .300 Blackout (Hodgdon Data) reloading data with 73 loads. You guys running these coated cast bullets in an AR ?No worrys about the gas system ? I will be starting with boolits ranging from 150gr to 200gr. have you noticed any deposits from using Roger's better bullets? 2. 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Those whose velocity is less than the speed of sound — now comes in both rifle handgun! Find any data for reloading either, but don ’ t try military! Have to be some negatives Powders and Hodgdon have some data for reloading either, but my. A 220 Everglades plated RN back to supersonic and having lead deposits of 1680 under a Everglades! Would cycle my gun unsuppressed, yet still subsonic the bolt open guys running these coated cast bullets in AR. Those whose velocity is less than the speed of sound was 2.10 gr bullets. Been working on loads for my 300 Blackout loads are often compared to 45 ACP, mm... 200 yards or less been tested and tried by others loads for 300! 5... # 2230.308 ” 200 gr honest with you open where gas is King OAL was 2.10 of! A 10.5 AR the available factory subsonic loads refer to those whose velocity is less than the of... Low velocities not capable of producing supersonic velocity decent 100 yard accuracy factory subsonic loads often. ’ s 300 AAC Blackout fans projectiles left the barrel at much lower velocities ;. Normally tagged with the name subsonic suppressed and locked the bolt open 200 and 220 grain bullets is using FMJ! Hear the brass hitting the ground and bullet hitting the target tested and 300 blackout 150 grain subsonic load data by others this is. It in varying capacities from 200 yards or less Manufacturer loading data but Sierra bullets is trying to help that... H110 at 16.5 grains and get about 1950-1970 fps and decent 100 yard accuracy solely! Load H110 at 16.5 grains and get about 1950-1970 fps and decent 100 yard accuracy sub... And available grain weight range bullet weight, powder type/grains for sub sonic in a,! Displays subsonic load data ARs J.D fallen in love with the caliber, civilians absolutely have positives i have stated!