FN AR-15 Barrel 14.7 inch M4 5.56x45mm NATO Carbine Button Rifled

Description The FN AR-15 Barrel 14.7 inch M4 5.56x45mm NATO is a premium component engineered for shooters who demand uncompromising quality and reliability. Manufactured using U.S. sourced Chrome Moly Vanadium material in accordance with Mil-B-11595E specifications, this barrel represents the pinnacle of FN’s barrel manufacturing expertise. Each FN AR-15 Barrel undergoes rigorous testing and inspection protocols to ensure flawless performance right out of the box. Whether you’re building a tactical rifle, a competition platform, or a dependable duty weapon, this barrel delivers the precision and durability you need. Table of Contents Toggle FN AR-15 Barrel 14.7 inch M4 — Key SpecificationsPerformance & ReliabilityIntended Use & ApplicationsWhy Buy From CaliperDepot? FN AR-15 Barrel 14.7 inch M4 — Key Specifications Caliber: 5.56x45mm NATO (.223 Remington compatible) Barrel Length: 14.7 inches Profile: M4 carbine contour Rifling: Premium button rifled for consistent accuracy Material: U.S. sourced Chrome Moly Vanadium steel Chamber: Chrome lined for corrosion resistance and heat erosion protection Bore: Chrome lined to extend barrel life and improve reliability Feed Ramps: M4 style feed ramps for consistent feeding reliability Barrel Extension: M4 style with proper locking lugs Testing: High Pressure Tested (HPT) and Magnetic Particle Inspected (MPI) Finish: Mil-spec phosphate coating Thread Pattern: 1/2×28 (standard AR-15 muzzle) Performance & Reliability The FN AR-15 Barrel 14.7 inch M4 delivers exceptional performance across a wide range of shooting scenarios and ammunition types. The button rifled construction ensures consistent bore geometry and tight tolerances, resulting in improved accuracy and reliability compared to traditional hammer-forged barrels. The chrome-lined bore and chamber provide superior protection against corrosion and heat erosion, significantly extending the service life of your barrel and maintaining consistent velocity and accuracy over thousands of rounds. FN’s rigorous High Pressure Testing (HPT) and Magnetic Particle Inspection (MPI) protocols guarantee that every barrel is free of micro-stresses, stress risers, and internal flaws that could compromise performance or safety. This dual-inspection process ensures that the FN AR-15 Barrel maintains consistent chamber pressures and delivers reliable chambering and extraction with virtually every round fired. Shooters report exceptional accuracy potential and rock-solid reliability with both ball ammunition and premium duty rounds. The M4 style feed ramps and barrel extension design work in harmony with standard AR-15 components to deliver flawless feeding and reliable function. Whether you’re running a heavy 77-grain match round or standard 55-grain ball ammunition, the FN AR-15 Barrel 14.7 inch M4 performs with consistent, dependable precision. The combination of premium materials, tight tolerances, and rigorous quality control makes this barrel a smart investment for shooters who expect their equipment to perform when it matters most. Intended Use & Applications The FN AR-15 Barrel 14.7 inch M4 is purpose-built for tactical operators, military and law enforcement professionals, and serious civilian shooters who demand the highest standards of performance and reliability. The 14.7-inch length provides an excellent balance between velocity, handling characteristics, and portability, making it ideal for close-quarters combat, tactical operations, and home defense applications. Shooters who choose the FN AR-15 Barrel are typically building duty weapons, competition platforms, or high-end tactical rifles where barrel quality directly impacts mission success. This barrel length and profile configuration makes the FN AR-15 Barrel 14.7 inch M4 particularly popular for AR-15 builds where compact size and maneuverability are paramount without sacrificing velocity or accuracy. Military and law enforcement armorers rely on FN barrels for the same reason—consistent performance, proven reliability, and adherence to strict military specifications. The chrome-lined bore ensures that even in harsh environments with corrosive ammunition or moisture exposure, the barrel maintains its integrity and performance characteristics. Precision shooters and competition rifles benefit from the tight tolerances and button-rifled construction of the FN AR-15 Barrel, which delivers superior accuracy potential compared to hammer-forged alternatives. Whether you’re assembling a dedicated precision rifle or a multi-purpose tactical platform, this barrel provides the foundation for reliable, repeatable accuracy. The 14.7-inch configuration also works excellently for AR-15 builds where shooters want reduced overall length without sacrificing the advantages of a full-length gas system. Why Buy From CaliperDepot? CaliperDepot.com specializes in premium firearms components and ammunition, offering fast, reliable shipping directly to your door. We maintain competitive pricing on quality products like the FN AR-15 Barrel 14.7 inch M4, and our in-stock inventory ensures you don’t experience lengthy delays. Our customer service team is knowledgeable and responsive, ready to answer technical questions about barrel specifications, installation, or compatibility with your AR-15 build. When you purchase from CaliperDepot, you’re investing in a premium product backed by our commitment to customer satisfaction. We offer secure checkout, discreet packaging, and fast processing on all orders. Whether you’re a professional armorer, competitive shooter, or dedicated enthusiast, CaliperDepot provides the selection, pricing, and service you deserve. Upgrade your AR-15 with the FN AR-15 Barrel 14.7 inch M4 and experience the difference that premium construction and rigorous quality control make in real-world performance. This barrel represents the best combination of reliability, accuracy, and durability for shooters who refuse to compromise on quality. Add it to your cart today and take the next step toward building a rifle you can trust completely. Order now from CaliperDepot and enjoy fast shipping and competitive pricing on the FN AR-15 Barrel you deserve.