Kevin has been a gun writer since 2006, writing articles on the new reality of gun ownership in the U.S. for publications such as American Hunter, Shooting Illustrated, BearingArms.com, Beretta.com and also Downrange TV. Bullet Weight: 190 Grains 8mm Caliber.323” Diameter. One Tara Blvd., Ste 200 This means that while the sound of the round firing is quieter when using a suppressor, there is still a very loud “crack” when the bullet breaks the sound barrier. I chose this rifle because it has a barrel length that is consistent with standard rifles chambered in that round and plus it is accurate enough that I have yet to hit any of the sky screens on my chronograph. Muzzle Energy: 443 ft/lbs 300 Rem Ultra Mag. What’s missing, though, is any indication of what a subsonic .300 Blackout round does when it hits the target, and that will play a big part in our test of .300 Blackout subsonic ballistics. At 200 yards, the 60.5 inch bullet drop of a.45 round is similar to a.300 Blackout subsonic round. We were able to recover and measure all five rounds we shot into the gel. However, based on our testing, they do have enough power to deliver the goods when it matters the most. On the other hand, a supersonic .300 Blackout ammo such as the. Cartridge Type: RifleHeight: 2.62\"Width: 0.532\"Average FPS: 3026Average Energy: 3517Average Gr: 173Recoil: 2.39Power Rank: 5.23 of 20 The .300 Winchester Mag (.300 Win Mag) was designed in 1963 by Winchester Repeating ArmsCompany. Bullet Drop at 200 yds: 54.27 inches 300 WSM. 300 Blk. Ballistics Chart for bullet at 1050fps Muzzle Velocity (courtesy JBM Ballistics) Ballistics Chart for bullet at 900fps Muzzle Velocity (courtesy JBM Ballistics) So why don’t other subsonic 300 Blackout manufacturers make two loads to accommodate both long and short barrels? Energy at 200 yards: 256 ft/lbs HP 80237 3240 2802 2405 2042 1713 … Expanded Bullet Weight: N/A What’s A Bail Out Bag And Why Do You Need One. The 110 Gr. HORNADY AMMUNITION BALLISTICS ... CARTRIDGE BULLET ITEM # MUZZLE 100 yds 200 yds 300 yds 400 yds 500 yds MUZZLE 100 yds 200 yds 300 yds 400 yds 500 yds C 7MM-08 Rem 139 gr. The 308 is essentially a shortened version of the 30-06 Springfield cartridge used by the U.S. Military from 1906 through the late 1950s. 300 Sav. A subsonic .300 round is nowhere near as powerful as faster supersonic round of the same ammunition. If you like what you see please consider supporting my channel on my Patreon page at https://www.patreon.com/mbell556 Now, Join our mailing list to receive the latest news and updates, AmmoMan.com The round is built on the tried and true .223 cartridge but with a wider neck that allows it to accept .30 caliber bullets. However, the.300 Blackout round (or 300BLK for short) can serve two roles. Only the Hornaday Sub-X rounds stopped within the gel. At around 220 grains, subsonic 300 Blackout ammo weighs about as much as .45 ACP, and travels about as fast as .45 as well. Trajectory for Custom .308 125 TGK 4625A–10 at 2115 Feet per Second, Ballistic Coefficients of: 0.318 0.298 0.287 0.287 0.287, Velocity Boundaries (Feet per Second) of: 2700 1400 1400 1400, Wind Direction is: 3.0 o’clock and a Wind Velocity of: 10.0 Miles per hour, Wind Components are (Miles per Hour): DownRange: 0.0 Cross Range: 10.0 Vertical: 0.0, The Firing Point speed of sound is: 1120.27 fps. 308 Mar Exp. I've built 10.5 5.56 SBRs, knowing I was right on the limit of proper bullet velocity/expansion, and that a 7.5 was not adequate in this area. The Hornady Sub-X rounds expanded and came to a stop, while the other rounds tumbled in the gel, causing damage as they changed course. Average Penetration Depth: 16.28 Bullet Drop at 200 yds: 52.22 inches Muzzle Velocity: 990 fps Notes: Penetration measured at exit point of bullets from gel blocks, Sellier & Bellot 300 Blackout Subsonic If you are reloading, the cost may be about the same except that the 350 legend requires a little more gun powder. The vast majority of AR style guns use either a direct impingement or gas piston system to cycle the action and chamber a new round. Copyright © 2020 AMMOMAN.com. Avg. Our test gun, a 300 Blackout pistol with a 10.5 in barrel. NTX® 83176 2050 1450 1070 —145 72 39 -1 5 0 -156 V 17 Mach 2 17 gr. We will be measuring the muzzle velocity of each round using a ProChrono Digital PAL chronograph set up at the muzzle, and then plug that data into, As a comparison, a 230 grain round of Federal JST .45ACP ammunition has a muzzle velocity of 863 fps and has 380 ft/lbs of energy at the muzzle, . 300 Wby Mag. 8mm Rem Mag . TAC-TX bullets perform consistently on small- and medium-sized game to 300 yards for DRT performance. 300 AAC Blackout Ballistics Chart--> Get your 300 AAC Blackout Ammo from our friends … That’s quite the technological achievement. -The .300 BLK uses bullets with a higher ballistic coefficient but isn’t moving fast enough to take advantage of its sleeker projectiles. 300 Blackout 110 gr V-MAX® Hornady BLACK ® Item #80873 | 20/Box . Muzzle Energy: 468 ft/lbs As a result, .300 Blackout ballistics are very similar to the 7.62×39 round, but the round will still fit into the standard magazine for an M4 or AR15. Average Penetration Depth: 13.54 inches I was intrigued to compare it with my HK UMP 8-inch barrel gun. As popularity in the 300 Blackout/300 Whisper gains I was looking forward to this ballistic test for rangehot.com. The round is in a class of its own and is more akin to 30 Carbine and .45 ACP than it … Bullet Type: Polymer Flex Tip GMX ® 83274 3250 2849 2482 2144 1834 1557 1290 991 753 561 411 296 -1.5 1.4 0 -7.1 -21.8 -47.0 AG 223 Rem 55 gr. Ammo Description Velocity (fps) Energy (ft/lb) Trajectory Tables (inches) CARTRIDGE BULLET ITEM # MUZ 100 yd 200 yd 300 yd 400 yd 500 yd MUZ 100 yd 200 yd 300 yd 400 yd 500 yd MUZ 100 yd 200 yd 300 yd 400 yd 500 yd SF 223 Rem 55 gr. As illustrated in the chart,.30-06 Springfield rounds - on average - achieve a velocity of about 2820 feet per second (fps) while.300 AAC Blackout rounds travel at a velocity of 2250 fps. GREATER kinetic energy than the 5.56 NATO projectile, equal to a 45.97% increase. .300 Blackout is a relatively new cartridge with a unique history. Ballistic Coefficients of: 0.318 0.298 0.287 0.287 0.287. Bullet Type: Open Tip Match As they don’t break the sound barrier when fired, they are quieter to shoot than supersonic ammunition. The short answer is: they are lazy and believe people don’t care about the details. and 120 Gr. Bullet Drop at 100 yds: 8.49 inches Both are short barrel rifles and when loaded with subsonic ammo, the .300 blackout is very similar is terms of ballistics to the .45 ACP. 223 Remington. Federal American Eagle Suppressor Avg. Bullet Drop at 100 yds: 9.22 inches Cartridge 223 Remington Type TSX FB Weight 55 B.C. Avg. Although the 300 Blackout’s effective range depends on the shooter and application, the chart above provides rough guidelines for consideration. Some are off-the-shelf factory loads while others are handloads using common .300 Blackout ballistics. 5.56 vs 308 Winchester vs 300 Blackout Ballistics. Expanded Bullet Diameter: N/A 300 RCM. 300 Blackout is designed to use heavier bullets in the 190-230 grain range which travel at subsonic velocities, yet still work well in the M4/AR platform. The rounds then left the gel in random directions, including punching holes in the table that supported the gel. At 300 yards, the.300 Blackout projectile retains 154 ft.-lbs. At 200 yards, the 60.5 inch bullet drop of a .45 round is similar to a .300 Blackout subsonic round. This calculator will produce a ballistic trajectory chart that shows the bullet drop, bullet energy, windage, and velocity. 308 Norma Mag. Bullet Weight: 200 Grains 30/40 Krag. In the chart, bold-faced entries indicate the last distance at which each Hornady load drops less than 5 feet in different length barrels—for those uncomfortable dialing in or holding over 60 inches. In random directions, including punching holes in the firearms world vs. 5.56 article. 2840/2489 2651/2169 2470/1883 2296/1627 2129/1399 1969/1197 -1.5 1.7 0.0 -7.4 -21.5 -43.2 LM 7MM-08 Rem 139 gr 200... -1.5 1.7 0.0 -7.4 -21.5 -43.2 LM 7MM-08 Rem 139 gr last Type of that... 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