.45 ACP

Cartridge Data Published On: December 20, 2014 at 11:36 pm by Bullet-Blog and last updated on February 12, 2015 at 11:25 am


The .45 ACP Firearm Cartridge Originated in The United States.45 Automatic, .45 Auto Colt Pistol, 11.43x23mm, 11.45x24mm, .45 Automatic 1908, 11.25mm Norway, 11.25mm Norwegian Colt, .45 Auto


The .45 ACP (AKA: .45 Automatic, .45 Auto Colt Pistol, 11.43x23mm,11.45x24mm, .45 Automatic 1908, 11.25mm Norway, 11.25mm Norwegian Colt, .45 Auto) is a Center Fire cartridge with a Bullet Diameter of 0.452 in” (11.48mm) that is primarily used in Pistols. The .45 ACP originated in The United States in 1904. The .45 ACP also has a case length of 0.898 in” (22.81mm) and an overall length of 1.275 in” (32.39mm).

Cartridge Details

  • Year:
  • Origin:
  • Cartridge Type:
  • Application:
  • Bullet Diameter:
  • Neck Diameter:
  • Shoulder Diameter:
  • Base Diameter:
  • Rim Diameter:
  • Rim Thickness:
  • Case Length:
  • Overall Length:
  • Case Capacity:
  • Primer:
  • Max Pressure:
  • CIP:
  • CIP Proof:
  • 1904
  • The United States
  • Rimless, Straight
  • Pistols
  • 0.452 in” (11.48mm)
  • 0.473 in” (12.01mm)
  • N/A
  • 0.476 in” (12.09mm)
  • 0.48 in” (12.19mm)
  • 0.04 in” (1.12mm)
  • 0.898 in” (22.81mm)
  • 1.275 in” (32.39mm)
  • 25 gr H20 (1.62 cm3)
  • Center Fire (Large Pistol)
  • 21000 psi (145 MPa)
  • 130 MPa (18855 psi)
  • ~169 MPa (24511 psi)
The .45 ACP pistol cartridge has a case overall length of 1.275 inches.


.45 ACP Pistol Cartridge Dimensions show in Inches & MM


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