Overview
KFF Defense presents Winchester SGM855KW USA M855 5.56mm ammunition. This loading is manufactured to stringent military specifications, providing a consistent and reliable round for service rifles chambered in 5.56mm NATO.
Key Features
Military Specification Performance
The M855 cartridge is a standardized 5.56mm NATO round, recognized for its 62-grain Full Metal Jacket (FMJ) bullet featuring a steel penetrator tip. This design ensures robust terminal performance against light barriers and consistent ballistics across a broad range of operational conditions. The cartridge construction prioritizes reliability and uniform ballistics, critical for both training and operational readiness.
Consistent & Reliable Construction
Each Winchester M855 cartridge is engineered for consistent ignition and predictable velocities. The projectile’s design and powder charge are calibrated to meet M855 technical data package requirements, facilitating reliable function within direct impingement and gas piston systems. Primer and propellant selection are optimized for stable performance and broad environmental resilience.
Technical Specifications
- Manufacturer: Winchester
- Model: SGM855KW USA M855
- Caliber: 5.56mm NATO
- Bullet Weight: 62 Grains
- Bullet Type: Full Metal Jacket (FMJ) with Steel Penetrator
- Casing: Brass
- Quantity: 20 Rounds Per Box
- Case Quantity: 50 Boxes (1000 Rounds Total)
- SKU: TSW|164691
- Category: Rifle Ammunition









