FN America AR-15 HF Barrel 14.7in 5.56mm Carbine - 36420

Upgrade your AR-15 build with the precision-engineered FN America AR-15 HF Barrel 14.7in 5.56mm Carbine, a hammer-forged powerhouse designed for tactical reliability and superior performance. Crafted by FN America, renowned for military-grade components, this barrel delivers exceptional accuracy and durability, making it the ideal choice for enthusiasts seeking a high-quality 5.56 NATO upgrade that balances maneuverability with ballistic efficiency.

Key Features

• Hammer-Forged Construction: Built using FN’s proprietary hammer-forging process for unmatched strength and resistance to wear, ensuring consistent performance even under intense use.
• Chrome-Lined Bore and Chamber: Provides superior corrosion resistance and extends barrel life, allowing for thousands of rounds without degradation—perfect for high-volume shooters.
• 1:7 Twist Rate: Optimally stabilizes heavier 62-grain and 77-grain bullets, enhancing accuracy for long-range engagements and defensive scenarios.
• CARBINE-Length Gas System: Delivers reliable cycling with reduced recoil, improving follow-up shot speed and shooter comfort during extended sessions.
• Mag Phosphate Finish: Offers excellent rust protection and a matte black appearance that blends seamlessly with tactical setups.

Technical Specifications

• Barrel Length: 14.7 inches
• Caliber: 5.56x45mm NATO
• Platform: AR-15
• Gas Block Journal: 0.750 inches
• Muzzle Thread Pattern: 1/2×28 RH
• Weight: 30.4 oz
• Profile: Government contour for lightweight handling without sacrificing rigidity

Why Choose the FN America HF Barrel?

For AR-15 builders frustrated with inconsistent accuracy or premature wear in standard barrels, this FN HF model addresses those pain points head-on. Its hammer-forged design withstands extreme pressures, while the chrome lining minimizes fouling for cleaner, more reliable operation. Whether you’re assembling a custom carbine for home defense, range training, or competitive shooting, this 14.7-inch barrel provides the velocity and precision needed to outperform expectations. Users praise its drop-in compatibility and battle-proven heritage, derived from FN’s military contracts, ensuring your build meets professional standards.

Invest in reliability that lasts—elevate your AR-15 with the FN America AR-15 HF Barrel today and experience the difference in every shot.

Frequently Asked Questions

Q: Is this barrel chrome-lined?
A: Yes, the bore and chamber are fully chrome-lined for enhanced durability and ease of maintenance.

Q: What gas system does it use?
A: It features a carbine-length gas system, ideal for 14.7-inch barrels to ensure smooth operation with standard AR-15 components.

Q: Does the 1:7 twist rate work with all 5.56 ammo?
A: Absolutely, it’s versatile for 55-grain FMJ up to heavier match loads, providing optimal stabilization across common bullet weights.