Winchester USA 5.56mm 55gr FMJ Rifle Ammunition

Winchester USA 5.56mm 55gr FMJ Rifle Ammunition

Winchester's USA White Box line represents generations of ammunition manufacturing excellence combined with practical value. This 5.56mm load is purpose-built for shooters who demand consistent performance without premium pricing.

Performance Characteristics

• Caliber: 5.56mm NATO
• Bullet Weight: 55 grains
• Bullet Type: Full Metal Jacket (FMJ)
• Muzzle Velocity: Approximately 3,180 feet per second
• Packaging: 20 rounds per box

Why Choose This Ammunition

The full metal jacket design delivers several practical advantages for the shooter:

• No expansion — The jacket remains intact through the target, ideal for range training where penetration consistency matters
• Positive functioning — Reliable feeding and extraction across modern rifle platforms
• Good accuracy — Winchester's quality control ensures shot-to-shot consistency
• No barrel leading — The full metal jacket prevents lead fouling, extending barrel life

Ideal Applications

This ammunition excels for extended training sessions, competitive shooting practice, and general range work. The moderate recoil and predictable ballistics make it suitable for both experienced shooters refining their skills and newcomers building fundamental marksmanship.

Winchester USA ammunition represents the balance point between performance and economy that serious shooters have relied upon for generations.