John — 5 / 5
Wouldn't it be subsonic? Speed of sound is 1,125 fps
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.300 AAC Blackout ammunition with a 220-grain full metal jacket projectile. Remanufactured brass. Nominal subsonic velocity: approximately 1,000 fps. Technical specifications • Caliber: .300 AAC Blackout • Also known as: 300 BLK / 7.62×35mm • Bullet type: Full Metal Jacket (FMJ) • Bullet weight: 220 grains • Bullet diameter: 0.308 in • Cartridge overall length (COAL): 2.260 in • Case length: 1.368 in • Rim diameter: 0.378 in • Maximum cartridge length: 2.260 in • Muzzle velocity (nominal): ~1,000 fps • Muzzle energy (nominal): ~490 ft-lbs • Test barrel length: 16 in • Conditions / temperature: 59°F (15°C) at sea level • Case material: Brass • Primer: Small Rifle (SR) • Maximum pressure: 55,000 psi Load notes Subsonic performance is highly optimized for short barrels; expect roughly 960-980 fps out of a 9-inch barrel.
In stock — $30.50
John — 5 / 5
Wouldn't it be subsonic? Speed of sound is 1,125 fps