The Winchester USA 5.56mm 55gr FMJ ammunition (Winchester part no. WM193200) is the USA White Box line Winchester makes for value-minded range shooters. Each 55-grain full metal jacket round is loaded in a brass case that has been heat treated for reliable cycling in a variety of firearms. The 200-round box gives AR-pattern shooters a deep supply for training sessions, drills and general range work.

Key Specifications

• Caliber is 5.56mm, the cartridge used by AR-pattern rifles and carbines.
• Bullet weight is 55 grains, a common weight for range practice.
• The bullet is a full metal jacket, a sturdy design that feeds reliably in a variety of firearms.
• The case is brass, which supports reliable extraction and is a familiar choice for range ammunition.
• The shellcase is heat treated with an annealing process, which improves brass ductility for reliable performance.
• The box holds 200 rounds, a large supply for a training day.
• The load is intended for target and range use, which Winchester lists as the ideal application.
• Winchester describes the accuracy as consistent, loaded to high standards for shot-to-shot consistency.
• The product line is USA White Box, which Winchester positions for consistent performance and outstanding value.

Frequently Asked Questions

What is this ammunition best used for? Winchester describes this USA White Box load as ideal for target and range use, with consistent accuracy and shot-to-shot consistency.

How many rounds come in the box? The box holds 200 rounds.

What are the bullet and case? It uses a 55-grain full metal jacket bullet in a heat-treated brass case.

Buy the Winchester USA 5.56mm 55gr FMJ Ammunition, 200-Round Box

When you shoot an AR regularly, a dependable range load in volume keeps the cost of practice manageable. Order this Winchester USA box from our Lubbock, Texas gun shop for fast, insured shipping, and see more rifle ammunition to stock the rest of your range supplies.