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'''7.62x54mm R''' is a type of [[ammunition]] for firearms. It is classified as a <span style="color:#AA0000">'''(R)'''</span>ifle caliber, and was originally designed for the [[Mosin-Nagant M1891]], although it has since seen service in modern precision rifles like the [[Dragunov SVD]], and in general-purpose machine guns such as the [[PKM]].
In real life, 7.62x54mm R is the oldest continuously serving military cartridge in the world, having been fielded for use without interruption in at least one country's military since the year 1891. As of 20192021, this represents 128 130 years of service.
7.62x54mm is typically pronounced ''seven point six two by fifty-four millimeters''. It is also acceptable to pronounce 7.62 ''seven six two''.
