7.62 mm caliber

SSA 7.62mm 143gr AP rifle cartridge, bullet

7.62 mm caliber is a nominal caliber used for a number of different cartridges. Historically, this class of cartridge was commonly known as .30 caliber, the Imperial unit equivalent, and was most commonly used for indicating a class of full power military main battle rifle (MBR) cartridges. The measurement equals 0.30 inches or 3 decimal lines, written .3" and read as Three-Line.[1]

7.62 mm refers to the internal diameter of the barrel at the lands (the raised helical ridges in rifled gun barrels). The actual bullet caliber is normally 7.82 mm (.308 in), although Soviet weapons commonly use a 7.91 mm (.311 in) bullet, as do older British (.303 British) and Japanese cartridges.

Pistol cartridges in 7.62 mm caliber

There are many pistol cartridges in this caliber, but most common are:

Revolver cartridges in 7.62 mm caliber

Some of the revolver cartridges in this caliber are:

Rifle cartridges in 7.62 mm caliber

The most common & historical rifle cartridges in this caliber are:

See also


  1. Holt Bodinson: The old Three-Line: still a great value, Guns Magazine, Nov, 2006
  2. 30TC
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