Without having your data for the load used, I'll just say that CCI 350 (magnum LP) are the standard (recommended) primer for the SOCOM. The SOCOM is a fantastic round and obviously I am a big fan of it. A forum search has yielded mainly super sonic load data. Subsonic: Yes: Supersonic: No: Ballistic Coefficient (G1) 0.883: Twist Rate: 1:10: Lead Free: No: Patent: US 9,341,455 B2: Notes: Please note this is a specialty bullet requiring a 1:10 twist barrel. .458 SOCOM 500 GR, JRN, SUBSONIC 20 RDS (0) Your Price: $55.60 Out of Stock. Find Bulk 458 socom ammunition fast and cheap with Americas best ammunition search engine. This comparison only matters depending on which types of games you are focusing on. ITEM 47D. As per popular demand, Buffalo Bore is introducing 7 new 458 SOCOM loads that will fill every possible need 458 SOCOM shooters may have. The .458 Socom is more or less a rebated rim 45-70. I'm new to reloading and I am trying to find load data for 405gr cast bullets, preferably in the 1000-1100fps range out of a 10.5" barrel. But a 600-grain 458 cartridge becomes unreasonable with a deer at a close range. Does anyone have load data for Subsonic 458 Socom loads? It is about 12" long and telescopes 4 inches over the barrel. So your on the light side. .458 SOCOM. I have the Lyman AR reloading manual but it has no 400gr load data. The .458 SOCOM rounds have slightly lower recoil energies when compared to the .50 Beowulf, which has several rounds in the 39-32ft.lb range compared to the highest .458 SOCOM round at 28.89ft.lb. I used this bullet to harvest a deer this fall. A custom shop is also available which specializes in rifles and suppressors designed specifically for the 458 SOCOM and 338 Spectre cartridges. I will probably obtain a 500 grain or heavier mold as well. that was necked down to accommodate 45 caliber rifle bullets (.458”). It has a serrated jacket that is drawn of guilding metal. 458 SOCOM USES The 458 SOCOM shines in a number of applications, both tactical and hunting- at distanc-es within approximately 200 yards. 458 SOCOM (Short Barrel Optimized), 500 GR FMJ-SUBSONIC, 20 RDS-Short Barrel Optimized • Specially selected powders for optimum performance in barrels Satisfactory powders for 458 Socom subsonic: Bullseye, Unique, 2400 Unsatisfactory powders: 1. For instance, if the games are deers, the 450 is more than capable. It’s the product of a desire for a more effective combat round. Focusing specifically on SBR’s 458 SOCOM selection, we see Buddy offers a range of 458 cartridges in subsonic and supersonic designs. The hard cast bullet penetrates plenty deeply enough to kill any North American mammal shot from any angle. I'm thinking of using 410gr Hi-Tek coated Lead bullets from Missouri Bullet company through my SiCo Hybrid once it arrives. There’s no dearth of .458 bullets up to 500 grains for reloading thanks to the 458’s faster twist rate but hard-copy data is a bit skimpy. Believe it or not, the component that kicked off this entire build project was the Liberty Suppressors Goliath.I saw this suppressor, designed specifically for .458 SOCOM, at SHOT Show 2017 (video of it here) and knew I had to have it.Made entirely of titanium, the 2-inch outer diameter, 10-inch long can weighs just 20 ounces. Testing the Supersonic and Subsonic ammo on Clear Ballistics gel and hunting in the field with it. 458 Socom can tackle the 600-grain, while 450 Bushmaster can handle half of this number. 500 gr Subsonic expanding 458 socom Steve - 10/19/2019. Practical bullet weights range from 250 to 500 grains, with the latter excelling at subsonic duties. Much of the research on the capabilities of big-bore AR-15 rounds like the .458 SOCOM concentrate in the area of subsonic (1,050 fps and lower velocities) and … As per popular demand, Buffalo Bore is introducing 6 new 458 SOCOM loads that will fill every possible need 458 SOCOM shooters may have. During the almost three-month run of Operation Gothic Serpent in Mogadishu, Somalia, the special operations community became frustrated with a lack of “stopping power” in their 5.56 rounds. SBR 458 SOCOM 550 Grain Subsonic TCJ (Box) ITEM 47G. bullets. ITEM 47G. The original 45-70 had a 1 in 22" twist because that was found to be optimum for the 405 gr lead bullet that was originally standard. JFN (1550 fps / 2,134 ft.lbs.) My preferred powder for the 458 SOCOM is the W296/H110, load range of 27.6-31.1gr. Re: 458 socom 500gr load Well, I have a SOCOM, but have not yet reloaded subsonics for it yet, but I have loaded other cartridges for subs. CASE: Starline 458 SOCOM PRIMER: CCI-350 POWDER: IMR-4198 / 24.0 grains BULLET: Hornady 500 gr. It has a mixture of K and 60 degree conical baffles. The government later decided that it wanted a longer heavier bullet for better long range performance. Compare 458 socom ammo from the top online retailers to find the lowest price. 458 SOCOM 255 GR SOLID COPPER 20 RDS (0) Your Price: $48.70 The special forces community wanted to collaborate on a new round that would be compatible with the existing M4 carbine, fit existing magazines, and maintain subsonic, heavy hitting properties. The center adaptor is not attached to the rear end cap though. We dual diametered the shank which allows the bullet seating closer to magazine length. SBR 458 SOCOM Subsonic Ammo 550 Grain Full Metal Jacket TCJ for sale online at a cheap discount price with free shipping available if buying in bulk quantities only at our online store TargetSportsUSA.com. 20 Round Box. Black Butterfly Ammunition, Premium, .458 SOCOM, 600 gr, SUBSONIC "D600 Colossus", HAWK Bullet. 458 Socom can tackle the 600-grain, while 450 Bushmaster can handle half of this number. I found the sweet spot for my gun to 38.5gr with the 325gr FTX. H322 because only 73.3% burn in barrel, and if a supressor is used it will fill up with unburnt powder. This can be problematic with the .458 SOCOM when barrels are shortened below 12". The nose is an open tip design. My intent is to use it for primarily sub-sonic loads. In a short barrel suppressed subsonic application, the .375 SOCOM can be made to easily cycle the AR-15 action, using fairly fast burning propellants such as IMR 700X, Trail Boss and VV N32C (Tin Star). I developed a load in my 458 socom with this projectile going 1025 fps. Do not fall victim to thinking that what is good for a 5.56 is good for the .458 SOCOM; two different animals. Reloading data for Subsonic 458 Socom. Using the Bowers Vers 458 silencer to keep the noise and recoil down. Anyone have any sub-sonic loading data? The base of the bullet is a rebated boattail design. With heavier bullet weights, the 458 can put more energy into any target at subsonic speeds compared to the 308 Winchester. HARD CAST GC FN (1115 fps) 20 Round Box. 458 SOCOM 250 GR BARNES TSX 20 RDS (0) Your Price: $54.60 Out of Stock. The .458 SOCOM round is a unique creature. The .458 SOCOM - 530 grain bullet is constructed of a pure lead core that is segmented in the nose of the bullet. This give me a velocity of ~1700fps (1672 fps at 15'). All of these rounds are in the 300-350gr range besides the single subsonic .458 SOCOM round which is 500gr. Target Sports USA has the entire line of SBR ammunition for sale including this new SBR 458 SOCOM Subsonic Ammo 550 Grain Full Metal Jacket TCJ. It is a bit like yours. The sweet spot for my gun was 29.7 gr a OAL of 2.140". 458 SOCOM 250 GR Xtreme Defense 20 RDS (0) Your Price: $53.30 Out of Stock. The SOCOM is designed from the ground up to work with standard springs and buffers, both rifle and CAR length, and it is designed to run best with CAR length gas. 2. And although the 308 could stomp over the 458 SOCOM in the distance, the 458 would stomp on the 308 for bullet weight and will take down just about any target you wish to hunt. .458 socom vs .300 blackout .. ya I'm late, found out about .300 blackout and was all hot to build an upper .. then found out about .458 socom and our very own Tony Rumore's involvement in development of .458 socom. SKU: 458-BBC-MW Category: 458 SOCOM Barrels, Uppers, & Parts Description Includes complete ready-to-install 1:14 twist barrel in 4150 Carbon Steel or 416 Stainless Steel and a .458 SOCOM bolt, right hand ejecting. The project sponsor set forth a number of specific requirements that led to the ultimate design as it stands right now: The cartridge had to fit in the M-4 platform and magazines, be capable of firing heavy-for-caliber projectiles at subsonic velocity using suppressors. SUPPRESSED.458 SOCOM HOG HUNT & GEL TEST SUPERSONIC/SUBSONIC Todd Huey from Lone Star Boars uses the .458 SOCOM for the first time on a thermal hog hunt. 458 SOCOM HUNTING & SNIPING AMMO 400 gr. I typically use IMR 4198 for my 458 loads. 458 SOCOM SUBSONIC HUNTING & SNIPING AMMO 500 gr. SBR .458 SOCOM 300 Grain Jacketed Hollow Point SBR has been the leader in factory .458 SOCOM production since its creation in 2001, and has continued to research and innovate in the ballistics testing and manufacturing of this high powered cartridge. The ogive of the bullet is 0.970" long requiring a 2.8" magazine when loaded in a 458 SOCOM … This round is intended for all subsonic applications, self defense and Hog Hunting. lbf (3,261J).1 1 History 2 See also 3 References 4 External links Inspired by the lack of power offered by the 5.56 NATO cartridge used in the M4 carbine and … Red Dot and Green Dot because at max chamber pressure, they yield velocities below your desired 1050 fps. The .458 SOCOM was designed as a solution to the lack of stopping power that the 5.56 NATO offered. However … This round is an exclusive Black Butterfly Ammunition product developed in conjunction with Hawk Bullets. I currently have the following molds: RCBS 45-300-FN, 45-405-FN and Lyman 457483 (385 gn). I made a form 1 can for my 458 socom. .458 bullet from Remington, Sierra or Hornady Performance was flawless with full weight retention and petals opening … RN I just talked to one of my shooting buddies who shoots an AR and his "starting load" is as follows - CASE: Starline 458 SOCOM PRIMER: CCI-350 POWDER: Winchester 296 / 30.0 grains BULLET: any 300 gr. Buffalo Bore 458 SOCOM ammunition is designed to be used against all large North American Game like Bison, AK/Yukon moose and very large bears. I recently aquired a RRA AR-15 in 458 SOCOM. The only manual I’m aware of with SOCOM information is the Lyman 50th Edition. The 458 SOCOM is just getting started with 300-gr. Read More With IMR 4198 the load data I have, has a range of 35.0-38.8gr. was contracted to build the first .458 SOCOM rifle in February 2001.

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