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Old 04-19-2018, 11:21 PM
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Spartan198 Spartan198 is offline
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Originally Posted by Mazryonh View Post
The US Armed Forces went with 5.56mm NATO in the Vietnam War long before it became a NATO standard in 1980.
Same caliber, but different rounds. That was the M193 series. The round chosen for NATO standardization was the SS109/M855.
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