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by Pawpaw
Sat Nov 12, 2016 4:34 pm
Forum: General Texas CHL Discussion
Topic: Longetivity of ammo
Replies: 22
Views: 4256

Re: Longetivity of ammo

Liberty wrote:
Pawpaw wrote:
Liberty wrote:The biggest enemy of ammo storage is corrosion. If it looks OK its probably OK. But another issue is setback, if you store the ammo in the magazine (clip?) the inertia of the jostling around can cause the bullet to move within the brass. If the brass compresses against the powder there could be an over pressure condition.

I think it's a good idea to run the old ammo through once in a while anyway. First reason is to not give ammo time enough for setback issues, the other is ensure that the defense ammo is still cycling well through your handgun.
This is the first time I've ever heard of ammo that is just sitting in a mag suffering setback. Where did you hear this?
I rechecked and a quick search seems to show I misspoke. But set back is an issue for repeatedly chambered rounds. My faulty memory confused some issues I read about with some rifles, and probably poorly crimped ammo.
OK, thanks. I thought I was losing it. :crazy:
by Pawpaw
Sat Nov 12, 2016 1:47 pm
Forum: General Texas CHL Discussion
Topic: Longetivity of ammo
Replies: 22
Views: 4256

Re: Longetivity of ammo

Liberty wrote:The biggest enemy of ammo storage is corrosion. If it looks OK its probably OK. But another issue is setback, if you store the ammo in the magazine (clip?) the inertia of the jostling around can cause the bullet to move within the brass. If the brass compresses against the powder there could be an over pressure condition.

I think it's a good idea to run the old ammo through once in a while anyway. First reason is to not give ammo time enough for setback issues, the other is ensure that the defence ammo is still cycling well through your handgun.
This is the first time I've ever heard of ammo that is just sitting in a mag suffering setback. Where did you hear this?
by Pawpaw
Sat Nov 12, 2016 12:55 pm
Forum: General Texas CHL Discussion
Topic: Longetivity of ammo
Replies: 22
Views: 4256

Re: Longetivity of ammo

The vast majority of military ammunition is just thrown in a warehouse where it will get well over 100 degrees in the summer and well below freezing in the winter. On top of that, most of it is not in an airtight container either.

You can still occasionally run across surplus ammo from the 40's and 50's that shoots just fine and most of it is not even US manufacture.

I wouldn't lose any sleep over ammo stored in a car while at work.

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