Share and get your discount!


Winchester USA556LK 5.56 55 Gr FMJ 1000 Rounds


  • Full Metal Jacket
  • 5.56 NATO
  • Consistant Performance
  • USA White Box
UPC: 020892225084 SKU: AIT1931000SS Categories: , Brand:

Fast and Free Shipping!

On most items See Details

Secure Online Ordering

Shop with confidence today!

Our Guarantee

It’s what we do. See Details

Winchester USA556LK (Lake City) arsenal has extended contracts to Winchester to load their Mil-Spec brand of ammunition using the Mil-Spec components. Past history, Federal was the exclusive loader of Lake City ammunition, now you can purchase the exact same ammunition loaded by Winchester Ammunition.

Winchester USA556 Specifications:

Brand:​ Winchester Ammo
Caliber:​ 5.56x45mm NATO
Model:​ USA
Bullet Weight:​ NATO 55 Grain
Rounds Per Box​:​ 1000
Casing Material:​ Brass
Application​:​ Recreational Shooting
Bullet Type:​ Full Metal Jacket (FMJ)

Muzzle Energy:​ 1282 ft lbs
Muzzle Velocity​:​ 3240 fps

Lake City contracts to build Mil-Spec ammunition are now shared with Federal, Winchester, and Hornady. Same Mil-Spec ammunition, loaded by a brand name you trust and priced very competitively.

Backed by generations of legendary excellence, Winchester "USA White Box" stands for consistent performance and outstanding value, offering high-quality ammunition to suit a wide range of hunter's and shooter's needs.

Handling firearms or firearms parts can expose you to lead and other petroleum products known to the State of California to cause cancer, birth defects, or other reproductive harm. Wash hands thoroughly after handling. More information can be found here.

Additional information

Weight 432 oz
Dimensions 15 × 20 × 6 in

5.56 NATO


There are no reviews yet.

Only logged in customers who have purchased this product may leave a review.

Questions and Answers

There are no questions yet. Be the first to ask a question about this product.

Send me a notification for each new answer.