Build a dependable, do-it-all AR with premium materials and a proven configuration using the Daniel Defense 5.56x45mm NATO 16" AR-15 Barrel. Designed for shooters who want a balanced mix of durability, reliability, and practical handling, this barrel is crafted from 4150 Chrome Moly Vanadium (CMV) steel, finished in rugged black phosphate, and configured with a smooth-shooting midlength gas system. Featuring a classic government profile, it’s an excellent foundation for a general-purpose carbine—ideal for training, range work, and all-around AR ownership. Identified by Part # 0707709173018 and UPC: 852548002462, this is the correct Daniel Defense 16-inch barrel for builders who want authentic DD quality and a modern midlength setup.
If you’re searching for a Daniel Defense 16" midlength barrel, a DD 5.56 NATO government profile AR-15 barrel, or the exact 0707709173018, this barrel delivers a proven feature set that fits a wide range of builds.
16" Barrel Length: The Most Versatile AR-15 Configuration
A 16-inch barrel is the go-to choice for many AR owners because it balances practical performance, handling, and broad compatibility. It’s ideal for shooters who want a single rifle that can do almost anything well.
A 16" barrel is a great fit for:
General-purpose carbines
Training and range rifles
Home and property use (where lawful and appropriate)
A “one rifle” setup that stays versatile across roles
It offers a comfortable handling profile while still providing solid performance across common distances—making it an excellent choice for both new builders and experienced shooters.
5.56x45mm NATO Chambering: Proven, Widely Supported
Chambered in 5.56x45mm NATO, this Daniel Defense barrel is built around one of the most widely used AR cartridges available. 5.56 NATO is valued for:
Broad ammunition availability
Manageable recoil for faster follow-up shots
Excellent aftermarket support and parts compatibility
Practical performance across training and sporting applications
If you want a cartridge that’s easy to find, easy to shoot, and proven in the AR-15 platform, 5.56 NATO remains the standard.
Midlength Gas System: Smooth Cycling and Comfortable Shootability
This barrel features a midlength gas system, a popular modern choice for 16" AR builds. Midlength setups are often selected because they can provide:
A smoother recoil impulse in many configurations
A more comfortable shooting experience during longer range sessions
A well-balanced operating cycle that pairs well with modern components
For shooters who train regularly or simply prefer a more refined feel, midlength gas is widely considered an excellent match for a 16-inch barrel.
Government Profile: A Practical Balance of Weight and Strength
The government profile is a classic AR barrel contour that balances durability and handling. Many shooters choose government profile barrels because they offer:
Familiar weight distribution and balance
A proven, widely supported contour style
Practical durability without being excessively heavy
Broad compatibility with common AR setups
If you want a barrel contour that works well across most general-purpose builds, government profile is a safe and proven choice.
4150 Chrome Moly Vanadium Steel: Premium Material for Long-Term Use
Daniel Defense uses 4150 CMV steel, a barrel material known for strength and durability in demanding use. Shooters commonly choose CMV barrels because they’re associated with:
Long service life under regular shooting schedules
Strong durability for training and hard-use setups
Confidence-inspiring performance when properly maintained
Your barrel is the heart of your rifle—investing in premium steel is one of the best ways to ensure your AR stays reliable and consistent over time.
Black Phosphate Finish: Rugged, Low-Glare, Duty-Ready
The black phosphate finish is a time-tested coating for AR components, favored for its utilitarian look and practical performance. A phosphate finish offers:
A low-glare exterior that matches most AR builds
A classic “duty” appearance that looks right on serious rifles
A durable finish well suited to real-world handling
As with any steel component, regular cleaning and lubrication help keep performance consistent and extend service life.
Why Choose the Daniel Defense 16" Midlength Government Profile Barrel?
If you’re building a high-quality AR-15 and want a barrel that checks every practical box—durable steel, proven finish, modern gas system, and classic profile—this Daniel Defense 16" is an outstanding choice.
Choose it if you want:
A 16" barrel for maximum versatility
Midlength gas for smooth cycling and comfortable shooting
Government profile for proven balance and durability
Premium 4150 CMV steel construction
Rugged black phosphate finish
Authentic Daniel Defense part/UPC identification for correct ordering
Product Details for Easy Identification and Reordering
Use these identifiers to confirm you’re selecting the exact model:
Brand: Daniel Defense
Caliber/Chamber: 5.56x45mm NATO
Barrel Length: 16"
Gas System Length: Midlength
Profile: Government
Material: 4150 Chrome Moly Vanadium Steel
Finish: Black Phosphate
Part Number: 0707709173018
UPC: 852548002462
A Premium Daniel Defense 16" Barrel for a Modern, Do-It-All AR
The Daniel Defense 5.56 NATO 16" Midlength Government Profile Barrel is a proven foundation for building a reliable, versatile AR-15. With premium 4150 CMV steel, a rugged black phosphate finish, smooth midlength gas system, and classic government profile, it’s built for shooters who want dependable performance and long-term durability—whether you’re training, upgrading, or assembling your next go-to rifle.
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