Cartridge Data Published On: December 20, 2014 at 11:36 pm by Bullet-Blog and last updated on February 12, 2015 at 11:24 am


5.45x18mm Soviet, 5.45x18mm MPTs, 5.45x18mm PSM, 5.45mm 7N7


The 5.45x18mm (AKA: 5.45x18mm Soviet, 5.45x18mm MPTs, 5.45x18mm PSM,5.45mm 7N7) is a Center Fire cartridge with a Bullet Diameter of 0.222 in” (5.64mm) that is primarily used in Pistols. The 5.45x18mm originated in Soviet Union in 1973. The 5.45x18mm also has a case length of 0.7 in” (17.78mm) and an overall length of 0.98 in” (24.89mm).


The 5.45x18mm pistol cartridge employs a small caliber projectile and was originally intended for use in the Soviet made PSM Pistol for use by Military and Police. The 5.45x18mm pistol cartridge has a relatively low pressure rating (about 25,000 psi) and is capable of velocities hovering around 1000fps, but with exceptionally low muzzle energy and a light projectile.

Associated Firearms

PSM Pistol, Ots-23 Drotik Machine Pistol, Ots-26 Sidearm

Cartridge Details

  • Year:
  • Origin:
  • Cartridge Type:
  • Application:
  • Bullet Diameter:
  • Neck Diameter:
  • Shoulder Diameter:
  • Base Diameter:
  • Rim Diameter:
  • Rim Thickness:
  • Case Length:
  • Overall Length:
  • Primer:
  • Max Pressure:
  • CIP:
  • CIP Proof:
  • 1973
  • Soviet Union
  • Rimless,Bottleneck
  • Pistols
  • 0.222 in” (5.64mm)
  • 0.246 in” (6.25mm)
  • 0.246 in” (6.25mm)
  • 0.301 in” (7.65mm)
  • 0.301 in” (7.65mm)
  • 0.04 in” (1.12mm)
  • 0.7 in” (17.78mm)
  • 0.98 in” (24.89mm)
  • Center Fire (Small Pistol)
  • 25382 psi (175 MPa)
  • 175 MPa (25382 psi)
  • ~228 MPa (32996 psi)

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