Winchester White Box USA 5.56x45mm NATO Ammo 55 Grain M193 Full Metal Jacket Value Pack

Winchester M193 5.56 Value Pack ammo gives high-volume shooters a cost-effective way to stock up. Additionally, this bulk case 5.56 ammo ships in a single value-pack box for easy storage. It uses the same military spec 55 grain ammo profile trusted by AR-15 shooters nationwide. Furthermore, this stockpile 5.56 rifle ammo also works well as AR-15 bulk practice ammo for frequent range trips.

Winchester 500-Round Case Ammo Specifications

• Caliber: 5.56x45mm NATO
• Bullet Weight: 55 Grain
• Bullet Type: Full Metal Jacket (FMJ), M193 profile
• Case: Brass, boxer-primed, reloadable
• Muzzle Velocity: Approximately 3,240 fps
• Rounds Per Box: 500 (Value Pack)
• Application: Range training, stockpiling, AR-15 platforms

Bulk Case 5.56 Ammo for Serious Range Time

Bulk case 5.56 ammo like this Winchester Value Pack keeps cost per round low for shooters who train often. Because it ships in one large box, restocking the range bag takes far less time. Also, this format suits clubs and instructors buying for group sessions. Shooters can browse the full rifle ammo lineup for other bulk options, or compare against dedicated 223 Remington ammo for bolt-action rifles.

Military Spec 55 Grain Ammo Built to M193 Standards

Military spec 55 grain ammo like this Winchester load follows the original M193 ball specification. As a result, it cycles reliably through most AR-15 platforms without adjustment. Also, the flat-base FMJ bullet feeds smoothly from standard magazines. For a standard-box option instead, see our Winchester White Box 55 Grain FMJ load.

Stockpile 5.56 Rifle Ammo: Winchester 500-Round Case Ammo Choice

Stockpile 5.56 rifle ammo like this Winchester Value Pack helps shooters build a reliable reserve at a lower per-round cost. In addition, boxer-primed brass cases stay fully reloadable for handloaders. Therefore, this load pulls double duty as both practice ammo and a long-term supply. For a lead-free hunting option instead, see our Barnes VOR-TX 70 Grain TSX load.

AR-15 Bulk Practice Ammo: Winchester 500-Round Case Ammo Advantage

AR-15 bulk practice ammo like this Winchester Value Pack helps new and experienced shooters train without breaking the budget. Also, consistent bullet weight keeps point of impact steady across a long session. Handloaders can also pair recovered brass with our 5.56x45mm NATO ammo lineup when sourcing components. In short, this Winchester load rounds out a well-stocked bulk 5.56 ammo supply.

Winchester 500-Round Case Ammo FAQs

What twist rate works best with this ammo?

Winchester M193 5.56 Value Pack ammo performs best in barrels with a 1:9 or 1:7 twist rate. Specifically, a 1:9 twist stabilizes this 55 grain bullet very well. Faster twists like 1:7 also cycle it reliably, though they are tuned for heavier bullets. Therefore, most standard AR-15 barrels handle this load without issue.

Is this ammo safe to fire in a 5.56 chambered AR-15?

Yes, Winchester M193 5.56 Value Pack ammo is loaded to 5.56x45mm NATO specifications and is safe in any properly headspaced 5.56 chamber. Additionally, it also safely cycles through .223 Wylde chambers. However, shooters should avoid firing 5.56 ammo in a rifle marked .223 Remington only, since chamber pressures differ. Always verify your barrel markings first.

Does this ammo use reloadable brass?

Winchester M193 5.56 Value Pack ammo uses boxer-primed brass cases that are fully reloadable. As a result, handloaders can recover and reuse spent cases after a big range day. In addition, Winchester brass is known for consistent wall thickness and long case life. This makes it a solid choice for high-volume reloaders.

What velocity does this ammo produce?

Winchester M193 5.56 Value Pack ammo produces approximately 3,240 feet per second from a 20-inch test barrel. Specifically, velocity runs somewhat lower from a shorter 16-inch AR-15 barrel. Therefore, shooters should chronograph their own rifle for exact data. Always review safe handling guidance from the National Shooting Sports Foundation before heading to the range.

How should I store this Winchester 500-round case ammo?

Winchester M193 5.56 Value Pack ammo should be stored in a cool, dry place away from direct sunlight. In addition, keeping the value-pack box sealed prevents moisture exposure across all 500 rounds. Therefore, a sealed container or ammo can adds extra protection long term. Proper storage preserves reliable ignition for years.