4/2/2023 0 Comments 9mm primers![]() Doing this also gives a slight bevel to the mouth of the primer pocket and makes inserting new primers easier in the future. You only need to do it one time, and you only need a twist or two with a chamfering tool to do it. I personally 'keep it simple' and chamfer (ream) the pockets of both rifle and pistol military brass. Two ways to do it: you can get a primer pocket swager and swage the brass crimp back o0ut of the was, OR you can lightly chamfer the crimp from the primer pocket. If it is military surplus brass - yes the primers were crimped in - and yes, the crimp will have to be removed before you seat a fresh primer. It's usually quicker to do the whole batch than it is to separate them out.Īdded: oh, and if it has the NATO cross on the head stamp, it is certainly military ammunition and it will have a crimped primer. If they don't need it, it does not hurt them in the least to have it done to them - nothing happens. while military just has the initials - FC.īut if it was me, and I had a mixed batch of both crimped and uncrimped primer pockets, I'd just run them all through the swager. Civilian federal usually has periods after the initials - F. Commercial Remington ammunition is marked R-P, while military Remington made ammunition just says RP. Sometimes the way they put the name of the company will let you know. And their 9 mm and 45 ball ammo has a red lacquer seal around the primer. S&B, for example, does not put a date on their 45 or 9 mm ball ammo, but they do crimp the primers. If it has a lacquer seal around the primer, it is probably crimped. FC 11 is military Federal cartridge made in 2011. ![]() FC 9mm P is civilian federal cartridge 9mm parabellum. If there is a date on it, then it will generally be military, and it will have a crimped primer pocket. ![]()
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