Winchester WM193100 5.56mm FMJ Ammo - 100 Round Box (10 Case)

The Winchester WM193100 delivers consistent 5.56mm NATO performance with full metal jacket construction designed for high-volume training and tactical applications. This bulk ammunition provides shooters with reliable feeding and accuracy across multiple rifle platforms. Each case contains 1,000 rounds packaged in ten 100-round boxes for convenient storage and distribution.

What Makes This Different

Winchester's WM193100 features M193 specification loading with 55-grain FMJ bullets achieving 3,165 fps muzzle velocity from a 20-inch barrel. The brass cases utilize military-style primer crimping and consistent powder charges that meet NATO pressure standards. This ammunition maintains tighter velocity spreads compared to standard commercial loads, resulting in improved accuracy potential at extended ranges.

Key Features

• 55-grain full metal jacket bullets with boat-tail design for enhanced ballistic coefficient
• M193 specification loading delivering 3,165 fps muzzle velocity
• Reloadable brass cases with military-style primer crimping
• Compatible with 5.56mm NATO and .223 Remington chamber rifles
• Bulk packaging reduces per-round cost for high-volume shooters
• Consistent powder charges meeting NATO pressure specifications
• Non-corrosive primers ensuring reliable ignition in various conditions

This ammunition performs consistently across AR-15 platforms, bolt-action rifles, and other 5.56mm firearms. The M193 loading provides effective performance for tactical training, competition shooting, and general marksmanship practice. The full metal jacket construction minimizes barrel fouling while maintaining reliable expansion characteristics. Temperature stability ensures consistent performance from sub-freezing to desert conditions.

Technical Specs

• Caliber: 5.56x45mm NATO
• Bullet Weight: 55 grains
• Bullet Type: Full Metal Jacket Boat Tail
• Muzzle Velocity: 3,165 fps (20-inch barrel)
• Muzzle Energy: 1,223 ft-lbs
• Case Material: Reloadable brass
• Primer: Non-corrosive Boxer
• Packaging: 100 rounds per box, 10 boxes per case
• Country of Origin: United States

Professional shooters and training facilities choose Winchester WM193100 for its proven reliability and consistent performance standards. The bulk case format provides excellent value for departments and individuals requiring large quantities of quality ammunition. Stock levels fluctuate based on market demand and production schedules.