Aguila 5.56x45mm NATO 55 gr Full Metal Jacket Boat-Tail Ammunition (UPC 640420012131): Precision, Performance, and Purity for Discerning Shooters

Are you a dedicated rifle enthusiast, a precision shooter, or a responsible hunter seeking ammunition that consistently delivers exceptional accuracy and reliability? Do you frequently wonder, "What is the best 5.56 NATO ammunition for extended range sessions?" or "How can I minimize fouling and extend the life of my AR-15?" The answer lies in carefully engineered cartridges designed for peak performance and firearm longevity. For those who demand consistent results, cleaner shooting, and superior ballistics, the Aguila 5.56x45mm NATO 55 grain Full Metal Jacket Boat-Tail (FMJBT) ammunition, identifiable by its UPC 640420012131, stands out as an outstanding choice. This specific load offers a compelling solution for a wide array of shooting disciplines, from high-volume range training to precision target work and even ethical small game hunting.

Unlocking Superior Accuracy: The Science Behind the Boat-Tail Design

When evaluating ammunition for precision, one of the most critical features is bullet design. The Aguila 5.56x45mm NATO 55 gr FMJBT ammunition incorporates a sophisticated boat-tail design, a hallmark of cartridges engineered for long-range performance. But what exactly is a boat tail, and why is it so beneficial?

• Aerodynamic Superiority: A boat-tail bullet features a tapered base, resembling the stern of a boat, which is significantly more aerodynamic than a flat base. This design minimizes drag as the projectile travels through the air. Reduced drag means the bullet maintains its velocity more effectively over extended distances.
• Enhanced Stability: By streamlining the airflow behind the bullet, the boat-tail design reduces turbulence and creates a more stable flight path. This translates directly into improved accuracy, especially at longer ranges where external factors like wind drift become more pronounced.
• Higher Ballistic Coefficient (BC): Bullets with boat-tail designs typically boast a higher ballistic coefficient. A higher BC indicates that the bullet is more efficient at overcoming air resistance, resulting in a flatter trajectory and less energy loss downrange. For shooters engaging targets at 100 yards, 200 yards, or even further, this means less bullet drop and greater impact energy upon arrival.
• Precision Shooting Excellence: Whether you're participating in competitive shooting, zeroing in your rifle, or simply striving for tighter groups on paper, the boat-tail characteristic of this Aguila ammunition (UPC 640420012131) provides the aerodynamic advantage necessary for consistent, repeatable precision. It answers the question, "What 5.56 round will give me the best accuracy at distance?"

The Advantage of a Cleaner-Burning Propellant: Extending Firearm Life and Enhancing Your Experience

One of the most common complaints among high-volume shooters is the excessive fouling that accumulates in their firearms, necessitating frequent and thorough cleaning. Aguila addresses this directly with the incorporation of a specially formulated, cleaner-burning propellant in their 5.56x45mm NATO 55 gr FMJBT rounds.

• Reduced Residue Buildup: Unlike many standard propellants that leave significant carbon and primer residue behind, Aguila's cleaner-burning formulation minimizes internal fouling. This means less grime in your rifle's chamber, bore, gas system, and bolt carrier group.
• Simplified Maintenance: With less residue to contend with, cleaning your firearm becomes a faster, less arduous task. This is particularly valuable for law enforcement professionals, competitive shooters, or anyone who puts a high round count through their rifle regularly.
• Extended Firearm Longevity: Excessive carbon buildup can accelerate wear and tear on critical firearm components. By reducing residue, this ammunition helps to preserve the integrity of your rifle's moving parts, potentially extending its operational lifespan and reducing the need for premature parts replacement.
• Consistent Performance: A clean firearm is a reliable firearm. Minimized fouling contributes to more consistent chambering, extraction, and overall cycling, which is crucial for maintaining shot-to-shot consistency and preventing malfunctions during critical moments.
• More Enjoyable Shooting Sessions: A cleaner shooting experience isn't just about maintenance; it's about the pleasure of shooting. Less smoke and residue mean a more comfortable environment, especially when shooting indoors or at covered ranges.

Optimal Performance Metrics: Velocity, Energy, and Bullet Weight

The specifications of ammunition profoundly impact its performance. The Aguila 5.56x45mm NATO 55 gr FMJBT (UPC 640420012131) offers a well-balanced profile ideal for the 5.56mm platform.

• Muzzle Velocity (3260 fps): A high muzzle velocity of 3260 feet per second (fps) ensures a flat trajectory, reducing the amount of holdover needed for targets at varying distances. This speed also contributes to a shorter time of flight, which can be beneficial in scenarios requiring rapid target engagement.
• Muzzle Energy (1298 ft-lbs): With 1298 foot-pounds (ft-lbs) of energy at the muzzle, this 55-grain bullet delivers substantial power. While primarily designed for target and range use, this energy ensures adequate terminal performance for its designated "small game" application, promoting humane and ethical hunting.
• 55 Grain Full Metal Jacket (FMJ) Bullet: The 55-grain bullet weight is one of the most common and versatile for the 5.56x45mm NATO cartridge. It pairs well with a wide range of barrel twist rates found in AR-15 and other 5.56mm rifles (e.g., 1:7, 1:9, 1:12), ensuring stable flight and accuracy. The Full Metal Jacket construction means a lead core encased in a copper jacket, preventing barrel leading and ensuring reliable feeding and expansion resistance, making it perfect for target practice and general training.
• Durable Brass Casing: Each round features a high-quality brass casing. Brass is the preferred material for reloaders due to its durability and malleability, allowing for multiple reloads. For non-reloaders, brass casings ensure reliable feeding, extraction, and consistent performance, cycle after cycle.

Versatile Applications for the Discerning Shooter

The Aguila 5.56x45mm NATO 55 gr FMJBT ammunition is engineered to meet the rigorous demands of various shooting scenarios.

• High-Volume Range Training: For shooters who spend countless hours at the range refining their skills, the Aguila 55 gr FMJBT offers an economical yet high-performing solution. Its clean-burning nature means less time cleaning and more time shooting, while its consistent ballistics help reinforce good shooting habits and build muscle memory. If you're searching for "bulk 5.56 ammo for range training," this 300-round box is an excellent option.
• Precision Target Shooting: The boat-tail design and consistent manufacturing quality make this ammunition suitable for precision target work. Whether you're trying to shrink your group sizes or hit challenging steel targets at distance, the enhanced aerodynamics and stability contribute directly to superior accuracy.
• Tactical Drills and Scenario Training: Reliability is paramount in tactical applications. The robust Full Metal Jacket and brass casing ensure smooth feeding and extraction, crucial for reliable firearm operation during dynamic drills or simulated tactical scenarios. Its consistent performance mirrors that of duty ammunition, making it an ideal choice for training.
• Small Game Hunting (where legal and appropriate): While primarily a target round, the 55 gr FMJBT's velocity and energy make it suitable for dispatching small game. Its non-expanding FMJ design ensures penetration, which can be effective for animals like coyotes, groundhogs, and similar-sized quarry, provided local regulations allow for its use in hunting. Always verify local laws regarding ammunition types for hunting.
• General Purpose Ammunition: If you own a 5.56x45mm NATO rifle and are looking for a versatile, all-around ammunition type for various purposes without compromising on quality or performance, the Aguila 1E556126 (UPC 640420012131) is an excellent choice.

Why Choose Aguila 1E556126 (UPC 640420012131)?

Choosing the right ammunition is a critical decision that impacts your shooting experience, your firearm's longevity, and your overall performance. Aguila, a brand synonymous with quality and innovation in the ammunition industry, delivers on its promise with this 5.56x45mm NATO 55 gr FMJBT load.

• Trusted Manufacturing: Aguila prides itself on stringent quality control and advanced manufacturing processes, ensuring that each round meets high standards of consistency and reliability. This commitment to excellence means shooters can trust their ammunition to perform when it matters most.
• Engineered for Excellence: From the specific grain weight to the unique boat-tail design and the proprietary cleaner-burning propellant, every aspect of this ammunition is engineered for a superior shooting experience. It's designed to solve common shooter problems: lack of accuracy, excessive fouling, and inconsistent performance.
• Value and Quantity: Packaged in 300-round boxes, with 4 boxes per case, this bulk offering provides an excellent value for high-volume shooters and ensures you have a substantial supply of high-quality ammunition on hand for extensive training or multiple range trips.
• Readily Available at DEGuns: This premium Aguila 5.56x45mm NATO 55 gr FMJBT ammunition, identified by SKU 1E556126 and UPC 640420012131, is readily available through trusted retailers like DEGuns. As a leading supplier of firearms and ammunition, DEGuns ensures quick access to this high-demand product, offering competitive pricing and reliable service for all your shooting needs.

In conclusion, for those who prioritize precision, cleanliness, and consistent performance from their 5.56x45mm NATO rifle, the Aguila 55 gr Full Metal Jacket Boat-Tail ammunition is an exemplary choice. It’s a testament to how thoughtful design and superior manufacturing can elevate the shooting experience, ensuring reliability and accuracy every time you pull the trigger.

Product Specifications: Aguila 5.56x45mm NATO 55 gr FMJBT (UPC 640420012131)

Feature	Detail
Brand	Aguila
Caliber	5.56x45mm NATO
Bullet Type	Full Metal Jacket Boat Tail (FMJBT)
Bullet Weight	55 gr
Muzzle Velocity	3260 fps
Muzzle Energy	1298 ft lbs
Casing Material	Brass
Rounds Per Box	300
Boxes Per Case	4
Series	Rifle
Model	Target & Range
Application	Hunting, Target, Range
Game Type	Small Game
SKU	1E556126
UPC	640420012131