Frontier Cartridge 5.56x45mm NATO 55 gr Full Metal Jacket Ammunition: Precision, Performance, and Unwavering Reliability

Are you searching for dependable, high-performance 5.56x45mm NATO ammunition that stands up to rigorous demands? Whether you're a dedicated target shooter, a competitive marksman, an avid small game hunter, or a law enforcement professional seeking consistent training rounds, the Frontier Cartridge 5.56x45mm NATO 55 gr Full Metal Jacket (FMJ) is engineered to meet your needs. This ammunition embodies a rare blend of military-grade standards and American manufacturing excellence, offering a solution for a wide array of shooting applications.

For firearm enthusiasts who own popular platforms like the AR-15, M4, or other modern sporting rifles chambered in 5.56mm NATO, finding ammunition that cycles flawlessly, maintains consistent accuracy, and delivers reliable terminal performance is paramount. This isn't just about sending rounds downrange; it's about optimizing your training, enhancing your accuracy on the range, and ensuring ethical performance in the field. The Frontier Cartridge FR200, with its 55-grain FMJ bullet, addresses these critical requirements by delivering the consistency and precision that discerning shooters demand. It’s designed to provide an unparalleled shooting experience, round after round.

Understanding the 5.56x45mm NATO Caliber: Versatility and Power

The 5.56x45mm NATO cartridge is one of the most widely recognized and utilized rifle calibers globally, particularly dominant in military and civilian sporting rifles. Its widespread adoption stems from a potent combination of flat trajectory, manageable recoil, and effective terminal ballistics for its intended purposes. While often confused with the .223 Remington, the 5.56mm NATO specification is designed for slightly higher pressures, offering robust performance in firearms designed to handle it. This makes it an ideal choice for a variety of activities, from high-volume training sessions to precision shooting disciplines.

Choosing a reputable ammunition manufacturer is crucial when dealing with a popular caliber like 5.56mm NATO. Frontier Cartridge, produced by Hornady, leverages decades of ballistics expertise to ensure every round meets stringent performance criteria. This pedigree means shooters can trust the manufacturing process, from primer seating to bullet crimping, for consistency that translates directly to predictable performance downrange.

The 55 Grain Full Metal Jacket (FMJ) Bullet: A Standard for Performance

The 55-grain Full Metal Jacket (FMJ) bullet is a cornerstone of 5.56x45mm NATO ammunition, revered for its versatility and cost-effectiveness. The FMJ design features a lead core encased in a copper alloy jacket, which fully encapsulates the projectile except for its base. This construction is vital for several reasons:

• Reliable Feeding and Functioning: The smooth, uniform profile of the FMJ bullet allows for seamless feeding in semi-automatic rifles, minimizing potential malfunctions during rapid firing or intense training.
• Penetration: The robust jacket ensures good penetration, making it effective for target practice, plinking, and specific hunting scenarios where controlled penetration is desired.
• Cost-Effectiveness: FMJ bullets are generally less expensive to produce than more complex expanding or specialty bullets, making them an excellent choice for high-volume shooting activities without sacrificing reliability.
• Range Versatility: FMJ bullets are typically accepted at most indoor and outdoor shooting ranges, making them a go-to option for general practice.

The 55-grain weight is particularly popular within the 5.56mm NATO platform because it offers an excellent balance of velocity, energy, and trajectory stability, especially in rifles with common twist rates like 1:7, 1:8, or 1:9. This balance contributes to the impressive muzzle velocity of 3240 feet per second (fps) and muzzle energy of 1282 foot-pounds (ft lbs) achieved by the Frontier Cartridge 55 gr FMJ, ensuring that each shot carries sufficient energy for its intended purpose.

What Does "Military Grade" Truly Mean for Your Ammunition?

When ammunition is described as "military grade," it signifies that it meets or exceeds the rigorous specifications and quality control standards typically mandated for military contracts. For the Frontier Cartridge line, this isn't just a marketing term; it's a commitment to performance and reliability under diverse conditions. Specifically, "military grade" implies:

• Robust Components: Utilizing durable brass cartridge cases and military-grade boxer primers that are designed for consistent ignition and reliable function, even in adverse environments.
• Strict Quality Control: Adherence to exacting manufacturing tolerances and inspection protocols, ensuring that every round is consistent in its dimensions, powder charge, and bullet seating. This minimizes variations in performance, promoting tighter groups and predictable shot placement.
• Dependable Propellant: Employing propellants that provide consistent burn rates across a wide range of temperatures, ensuring stable ballistic performance regardless of environmental conditions.
• Reliability in Various Firearms: Designed to function flawlessly in a broad spectrum of firearms chambered for 5.56mm NATO, from standard issue service rifles to civilian sporting platforms.

This commitment to military-grade specifications translates directly into a tangible benefit for the shooter: unparalleled reliability. Whether you are in a high-stakes competitive environment or simply enjoying a day at the range, you can trust that Frontier Cartridge ammunition will perform consistently, shot after shot.

American Made Excellence: The Hornady Advantage

Frontier Cartridge ammunition is proudly American made, a testament to quality craftsmanship and adherence to high manufacturing standards. This distinction is particularly significant as it means the ammunition is produced under stringent quality control processes right here in the United States. Beyond geographical origin, Frontier Cartridge benefits immensely from its association with Hornady, a name synonymous with precision and innovation in the ammunition industry for decades.

Hornady's state-of-the-industry loading techniques and advanced quality control procedures are integral to every Frontier Cartridge round. This includes:

• Precision Manufacturing: Utilizing cutting-edge machinery and technology to ensure every component, from the brass case to the bullet, meets exact specifications.
• Rigorous Testing: Each batch of ammunition undergoes comprehensive testing for velocity, pressure, accuracy, and functional reliability across various firearm platforms.
• Material Selection: Only high-quality raw materials are used, ensuring that the finished product is robust and performs as expected.

This meticulous attention to detail at every stage of production results in ammunition that delivers exceptional consistency and reliability, earning the trust of shooters worldwide. The non-steel core bullets are also a thoughtful inclusion, making them "target friendly" and suitable for use at ranges that prohibit steel-core projectiles.

Applications: Where Does Frontier Cartridge Shine?

The versatility of Frontier Cartridge 5.56x45mm NATO 55 gr FMJ makes it suitable for a multitude of shooting disciplines and scenarios:

1. Target Shooting and Plinking

For recreational shooters and those honing their marksmanship skills, consistency is key. This ammunition provides reliable feeding and predictable ballistics, making it an excellent choice for:

• Range Practice: High-volume shooting without compromising on quality or performance.
• Accuracy Development: The consistent bullet weight and velocity contribute to tighter shot groups, helping shooters to identify and refine their technique.
• Skill Maintenance: Ideal for regular practice sessions to keep your shooting skills sharp.

2. Training and Marksmanship Development

Law enforcement agencies, security professionals, and serious civilian shooters require training ammunition that closely mirrors the performance of duty rounds. Frontier Cartridge delivers:

• Realistic Training Scenarios: Its consistent performance ensures that training translates effectively to real-world situations.
• Weapon Familiarization: Ideal for understanding your firearm's cycling, recoil impulse, and point of aim/point of impact.
• Drill Efficiency: Reliable cycling minimizes stoppages, allowing for more productive training time focused on drills and technique.

3. Small Game and Varmint Hunting

While primarily known as a target and training round, the 55 gr FMJ can be effective for specific hunting applications:

• Varmint Control: For pests like prairie dogs, groundhogs, and coyotes, the high velocity and energy of the 5.56mm NATO 55 gr FMJ can be a humane and effective option at appropriate ranges.
• Small Game: Suitable for smaller game where an expanding bullet might cause excessive damage, or where local regulations permit FMJ use for hunting. Always check local hunting regulations before using FMJ for game.

Ballistics and Performance Metrics

The technical specifications of ammunition are crucial for understanding its potential performance. The Frontier Cartridge 5.56x45mm NATO 55 gr FMJ boasts impressive figures that translate to tangible benefits in the field:

• Muzzle Velocity: 3240 fps (feet per second)
  This high velocity contributes to a flatter trajectory over longer distances, reducing the need for significant holdover adjustments and making it easier to hit targets accurately. High velocity also means less time for external factors like wind to affect the bullet's path.
• Muzzle Energy: 1282 ft lbs (foot-pounds)
  Muzzle energy is a measure of the kinetic energy delivered by the bullet at the moment it leaves the barrel. Over 1200 ft lbs indicates substantial power, suitable for the intended applications of target shooting, training, and effective small game/varmint hunting within ethical ranges.

These figures are a testament to the efficient burning of the propellant and the optimized bullet design, ensuring that maximum potential energy is transferred from the cartridge to the projectile.

Ensuring Peak Performance: Compatibility and Care

For optimal performance, it’s essential to use this 5.56x45mm NATO ammunition in firearms specifically chambered for 5.56mm NATO or those explicitly rated to handle both .223 Remington and 5.56mm NATO pressures. Modern sporting rifles, particularly AR-15 platforms, are typically designed with this compatibility in mind.

Proper storage and handling of ammunition are also critical for maintaining its integrity and ensuring safety. Store Frontier Cartridge ammunition in a cool, dry place away from extreme temperatures and humidity. Always handle ammunition with care, ensuring that it remains free from damage or contamination. Adhering to all firearm safety rules is paramount whenever handling ammunition or firearms.

Why Frontier Cartridge FR200 is Your Go-To Choice

In a market saturated with ammunition options, Frontier Cartridge 5.56x45mm NATO 55 gr FMJ stands out for several compelling reasons:

• Proven Reliability: Engineered with military-grade components and Hornady's precision manufacturing, this ammunition delivers consistent ignition and reliable cycling, minimizing frustrating malfunctions.
• Exceptional Consistency: State-of-the-industry loading techniques and rigorous quality control ensure uniform performance from every round, vital for accuracy and predictable results.
• Versatile Application: From casual plinking and intensive training sessions to competitive shooting and effective varmint control, its 55-grain FMJ design is remarkably adaptable.
• American Craftsmanship: Proudly made in the USA, ensuring adherence to high quality standards and supporting domestic manufacturing.
• Value for Performance: Offers a premium shooting experience without an exorbitant price tag, making high-volume practice more accessible.

When you're making a choice about your ammunition, you're not just buying bullets; you're investing in performance, reliability, and peace of mind. The Frontier Cartridge FR200 delivers on all fronts, providing an exceptional shooting experience. This premium ammunition is readily available for your shooting needs at DEGuns.

Product Specifications

Below are the detailed specifications for the Frontier Cartridge 5.56x45mm NATO 55 gr Full Metal Jacket Ammunition.

Category	Detail
Brand	Frontier Cartridge
Series	Centerfire Rifle
Model	Military Grade
Caliber	5.56x45mm NATO
Bullet Type	Full Metal Jacket (FMJ)
Bullet Weight	55 grain
Casing Material	Brass
Muzzle Velocity	3240 fps
Muzzle Energy	1282 ft lbs
Rounds Per Box	20
Boxes Per Case	25
Application	Target, Training, Hunting
Game Type	Small Game, Varmint
UPC	090255711394
SKU / MPN	50463 / FR200