11-13-2017, 03:33 AM
howl Wrote:It seems when a military has started with a blank slate, looking at various possible calibers or all of them, they end up at 6mm +/-. Sweden got 6.5mm at the beginning of the smokeless era. China more recently got...5.7mm I think?5.8mm.
![[Image: 2cbc7182569c44e9e1e45d4b538e3f053b16e52d...e3675c.jpg]](https://ii.yuki.la/c/75/2cbc7182569c44e9e1e45d4b538e3f053b16e52d8e773ff38c6d5dbd63e3675c.jpg)
FYI: In the 1890s, the US Navy started with a "blank slate" and created the 6mm USN round, for use in rifles and machine guns.
![[Image: XataG.jpg]](http://www.municion.org/236Lee/XataG.jpg)
In the 1970s, the US Army started with a "blank slate" and created the 6mm SAW round, for use in a squad automatic weapon.
![[Image: 6mm-SAW-general-purpose-combat-cartridge.jpg]](http://abesguncave.com/wp-content/uploads/2016/03/6mm-SAW-general-purpose-combat-cartridge.jpg)