The lore filtered down from American ground forces in Vietnam—and later from those in Iraq, Afghanistan and other conflicts—was that the M16 and its related M4 platform worked well when they worked, but sometimes failed spectacularly under various combinations of dust, dirt and heat.
This is in addition to their original contract to manufacture 5.56 NATO, 7.62 NATO and .50 BMG cartridges.
Winchester was recently awarded a $15 million NGSW ammo facility design contract.
Lonestar Future Weapons announced last week it has entered into a strategic partnership with composite-cased ammunition manufacturer True Velocity.
SIG Sauer recently delivered its last lot of firearms, ammunition and matching equipment for testing by the U.S. Army in its search for a Next Generation Squad Weapons (NGSW) system.
The contract awarded to SIG Sauer for the U.S. Army NGSW contract encompassed an entirely new weapons system, complete with new 6.8 mm ammunition.