Tag: ordnance

Left to right: 7.65x38mm Swiss, 7.5x55 GP.11, 6.45x48mm GP.80, 5.56x45mm SS109 gerrperrscherr

Where to Draw the Line? Managing the Weight of Next Generation Universal Calibers Using a Weight Calculator

How can one balance the trade-offs inherent in ammunition design to create a true one-caliber infantry weapon system that is both effective and lightweight? This is a question I’ve been exploring for close to a decade, and writing about for over four years. The [Read More…]

0810162235bn On the right are the two major iterations of the 6mm SAW, the 45mm steel cased version, and the 50mm aluminum cased version. In the middle is a modified .25 Winchester experimental round used for ballistic testing in the early part of the SAW program. On the far left is 5.56mm M855, which became the eventual chambering for the resulting M249 SAW. The Remington-developed T22E2 (top) and its ancestor, the T22. Image source: ww3.rediscov.com rpg7 cq2TAVp cutaways5070