Federal XM193 420 Case

Product Description

The Federal XM193 420 Case is a factory case of Federal XM193 5.56mm ammunition containing 420 rounds, packaged for shooters who need ammunition in volume. This case format suits range training, class instruction, and maintaining a reliable supply of practice ammunition.

XM193 loads are widely used for general-purpose shooting with AR-15 pattern rifles and other 5.56 NATO firearms. The 420-round case count provides enough ammunition for extended training sessions without the need to buy multiple boxes.

Many shooters stock XM193 for practice work because it runs reliably in semi-automatic platforms and offers consistent function across a wide range of firearms. Buying by the case simplifies inventory and reduces per-round cost compared to purchasing smaller quantities.

Key Facts

• Product Name: Federal XM193 420 Case
• Brand: Federal
• SKU: XM193-5.56-420
• Total Round Count: 420 rounds per case

Why Buy Ammunition by the Case

Purchasing ammunition in case lots means you receive a single factory-sealed unit rather than assembling multiple boxes. This format simplifies storage, makes inventory tracking easier, and ensures all rounds come from the same production lot.

Case purchases also reduce packaging waste and often lower the cost per round. For shooters who train regularly or teach firearms classes, buying in bulk keeps ammunition on hand without frequent reordering.

What to Know About XM193 Loads

XM193 is a designation originally tied to military contract specifications for 5.56mm ball ammunition. Civilian XM193 loads from Federal follow similar performance characteristics and are designed to function in both 5.56 NATO and .223 Remington chambers, though 5.56 NATO chambers are recommended.

This ammunition is commonly chosen for training because it mirrors the ballistics of many duty and defensive loads, allowing shooters to practice with similar recoil and handling characteristics. The wide availability and consistent performance make it a standard choice for volume shooting.

If you need details on bullet weight, muzzle velocity, or specific packaging format within the case, send us a message to confirm those specifications before ordering.

Ordering from Western Sport

Order online and we ship it to the licensed FFL dealer you choose near you — see how buying a gun online works. Western Sport has been a licensed FFL/SOT dealer since 2007, and everything we sell carries the full manufacturer warranty. Questions before you order? Send us a message.

Frequently Asked Questions

Q: How many rounds are in the Federal XM193 420 Case?

A: The Federal XM193 420 Case contains 420 rounds of 5.56mm ammunition. This is a factory case packaged by Federal for bulk purchase.

Q: What firearms can I use Federal XM193 ammunition in?

A: Federal XM193 ammunition is designed for rifles chambered in 5.56 NATO and is also safe to fire in .223 Remington chambers, though 5.56 chambers are preferred for optimal performance. It functions in AR-15 pattern rifles and other semi-automatic and bolt-action firearms chambered for these cartridges.

Q: Is buying a 420 round case cheaper than buying individual boxes?

A: Case purchases typically offer a lower per-round cost than buying the same ammunition in smaller boxes.

Q: How is XM193 different from M855 ammunition?

A: XM193 and M855 are both 5.56mm military-style loads, but they differ in bullet construction and performance. M855 uses a steel penetrator core and is often called “green tip,” while XM193 uses a lead core with a full metal jacket and no penetrator. Both are suitable for training, but they perform differently at various ranges and against different targets.