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  2. Subsonic ammunition - Wikipedia

    en.wikipedia.org/wiki/Subsonic_ammunition

    Subsonic ammunitions are ammunitions designed to operate at velocities below the speed of sound (Mach 1), which at standard conditions is 340.29 m/s (1,116.4 ft/s). This avoids the supersonic shockwave or "crack" of a supersonic bullet, which, particularly for suppressed firearms, influences the loudness of the shot.

  3. .22 long rifle - Wikipedia

    en.wikipedia.org/wiki/.22_Long_Rifle

    The .22 long rifle, also known as the .22 LR or 5.7×15mmR, [4] [5] is a long-established variety of .22 caliber rimfire ammunition originating from the United States. It is used in a wide range of firearms including rifles , pistols , revolvers , and submachine guns .

  4. Gemtech - Wikipedia

    en.wikipedia.org/wiki/GEMTECH

    GemTech, Subsonic .22LR ammunition. In 2011, Gemtech developed their own line of subsonic .22 Long Rifle ammunition optimized for use with sound suppressors. Kel Whelan, working with Brett Olin of CCI Ammunition came up with a round utilizing a unique 42 grain bullet and travelling at 1050 feet per second.

  5. Table of handgun and rifle cartridges - Wikipedia

    en.wikipedia.org/wiki/Table_of_handgun_and_rifle...

    Common rifle cartridges, from the largest .50 BMG to the smallest .22 Long Rifle with a $1 United States dollar bill in the background as a reference point.. This is a table of selected pistol/submachine gun and rifle/machine gun cartridges by common name.

  6. Rimfire ammunition - Wikipedia

    en.wikipedia.org/wiki/Rimfire_ammunition

    The .17 HM2 (Hornady Mach 2) is based on the .22 Long Rifle and offers similar performance advantages over its parent cartridge, at a significantly higher cost. While .17 HM2 sells for about four times the cost of .22 Long Rifle ammunition, it is still significantly cheaper than most centerfire ammunition and somewhat cheaper than the .17 HMR.

  7. .22 short - Wikipedia

    en.wikipedia.org/wiki/.22_Short

    The Aguila SubSonic Sniper round uses a .22 short case with a 60-grain (3.9 g) bullet (twice the weight of the .22 short bullet and 50% heavier than a .22 long rifle bullet) giving an overall length of a .22 long rifle round, making categorizing the SSS problematic: while the SSS case size is .22 short, the firing chamber of the barrel must be ...

  8. Klimovsk Specialized Ammunition Plant - Wikipedia

    en.wikipedia.org/wiki/Klimovsk_Specialized...

    9×39mm 'SP6' subsonic sniper cartridge with armor-piercing steel-core bullet; 9×39mm 'SP5' subsonic sniper cartridge; 7.62mm model 1943 cartridge with steel core bullet; 9×19mm 'Parabellum' pistol cartridge; 9×17mm 'Kurz' pistol cartridge

  9. Accuracy International Arctic Warfare - Wikipedia

    en.wikipedia.org/wiki/Accuracy_International...

    The AWS is specifically designed for use with subsonic ammunition which, depending on the target, gives an effective maximum range of around 300 metres (330 yd). Its noise levels are similar to those generated by .22 LR match ammunition.