What is the shelf life of 9mm ammo?

9 mm ammunition can last for 10-25 years and continue to function correctly if it's stored in a cool, dry place. The only way for them to become ineffective is if they become corroded. Corrosion happens when one of two things occurs: either foreign matter gets inside of them or they come into contact with water.
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Do 9mm rounds expire?

Ammunition isn't a perishable good - if stored correctly, it can last almost indefinitely. Whether it was stored correctly or not is another matter.
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Are 30 year old bullets still good?

Generally, yes. If factory centerfire cartridges are stored in a dry, cool place with low humidity, preferably in an airtight container, they can have an amazingly long shelf life. Many ballistics experts who have shot tens of thousands of rounds over the years report shooting 20- to 50-year-old ammo with no problems.
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How much ammo should I stockpile?

A good rule of thumb is to consider a 500-round stash your starting point for your handgun. That might seem high but it does go fast. Of those 500 rounds at least 150 should be defensive, not target rounds. If you can afford to stash mostly defensive ammo, do it.
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Why is there still an ammo shortage?

With more Americans owning guns, more people need ammunition. Even though ammo manufacturers have ramped up production to match demand, bullets are still scarce.
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Does Ammunition Expire?



How long can you leave ammo in magazines?

Some ammunition manufacturers recommend rotating service-related ammunition as little as every six months. By following that guide line, magazines would remain fully loaded a maximum of six months before being unloaded and reloaded.
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How long are pistol bullets good for?

The Shelf Life Of Modern Ammunition Is Actually Theoretical

Manufacturers usually say ten years, but it's basically for lawyer reasons not for anything relating to any of the materials used to make cartridges. However, bear in mind that this applies to modern jacketed ammunition.
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Can ammunition go off in a fire?

In a structure fire, the heat produced during the burn activates and causes the bullets to explode; the larger the caliber of the bullet, the more explosive potential.
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Can a bullet explode in an oven?

Bullets can explode with lethal force if they are stored inside a hot oven.
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Can ammo be stored on its side?

Ammunition Should Also Be Stored Horizontally

So what does wine have to do with shooting? Well, it may surprise you, but over time, our cartridges can spoil, just like wine can — though not for the same reason.
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Can a bullet explode if dropped?

Likelihood of a Cartridge Going Off

When this happens, the bullet will land in a way that prevents the impact from being sufficiently forceful to cause the bullet to fire. Significant impact to the primer would be needed to cause it to discharge. This is extremely unlikely to happen from it simply being dropped.
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Do bullets have an expiration date?

Ammunition doesn't “expire” per se, but the gunpowder looses potency over time. The largest risk to shooting old ammunition isn't a failure to fire, it's the risk that you will actually fire the shot and it doesn't have enough momentum to make it out the barrel.
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Do shotgun shells go bad with age?

The universal recommendation is ten years, although there's no doubt that ammunition can last longer if stored properly. Aside from preserving the life expectancy of your shells, the key is to identify the warning signs that ammunition might have reached the end of its usable life.
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Should I keep my magazines loaded or unloaded?

So just to be safe, the best practice is to rotate the magazines periodically. That's where you unload your magazines and let them “rest” for a while, and switch to a second set of magazines to keep loaded for the next cycle.
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Should you keep your gun loaded?

Keeping your handgun loaded can increase safety when you're inside your home, driving, or visiting stores and various businesses that allow customers to carry concealed firearms. If you're in harm's way, a loaded pistol could potentially be used to save your life or others' lives.
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Are 50 year old shotgun shells safe to use?

If it doesn't look safe to fire, you probably shouldn't shoot it. If you've bought the old ammunition in its original packaging, it doesn't hurt to inspect that as well. Vintage boxes in good condition are a good sign; if the shells inside don't look damaged either, it might just be good to go.
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Are reloads bad for your gun?

Cartridge Durability

Unless you keep your eye on every cartridge you use for reloading, you never know how many times the cartridge has been reloaded. The more you reload a cartridge, the weaker it will become over time. Essentially, as it becomes weaker, it will be more prone to failure and malfunctions.
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Is there a manufacture date on ammo?

The vast majority of ammunition is marked at the time of manufacture for internal (proper safety, quality control and record-keeping) and external requirements (clients' demands based on regional or national requirements).
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Does gun powder get old?

What is the estimated shelf life of gun powder? The estimated shelf-life of Vihtavuori gun powders is a minimum of 10 years, if stored and sealed in its original containers at a temperature of circa 20°C/ 68°F and a relative humidity of 55-65 %.
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Can stored ammo explode?

“When a fire comes through and when that ammunition gets super heated to ignite, if it's stored in a steel container, that can create quite an explosion within the steel container.” And the the container itself can become dangerous bits of shrapnel, in addition to the bullets and casings.
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Can gun go off in holster?

Careful Use Of Your Concealed Carry Holster

Another potential cause of accidental discharge is improper use of a concealed carry holster. Where accidental discharge can occur is upon reholstering. Make sure that your holster is clear of any clothing or other objects before fully inserting the pistol.
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Can a gun go off on its own?

When a gun is fired unintentionally, it is classified as an accidental discharge. This can happen in many situations, such as mishandling of a gun, improper storage or holstering, poorly constructed or damaged firearms, overheating, and even dropping!
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What is a gun misfire?

A misfire is when the primer fails to ignite the powder. Hang fires and misfires can happen with any kind of firearm. To handle a hang fire or misfire: Maintain safe muzzle control at all times. Keep the action closed and the muzzle pointed at a safe backstop.
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Can you store ammo in ziplock bags?

You should not store ammunition in Ziplock bags because the bags don't keep out moisture very effectively. While it can be a temporary storage solution when combined with a desiccant (to absorb humidity), it's best to keep ammunition in ammo cans or the original containers.
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