What AR 15 Does the Military Use?
The AR-15, a popular semi-automatic rifle used by civilians, is often associated with the military. However, the military uses a modified version of the AR-15, specifically designed for combat operations. In this article, we will explore what AR-15 does the military use and how it compares to the civilian version.
What is the AR-15?
Before we dive into what the military uses, let’s quickly define what the AR-15 is. The AR-15 is a selective-fire, gas-operated, magazine-fed, 5.56x45mm NATO caliber assault rifle designed by ArmaLite in the 1950s. It is one of the most popular firearms in the world, known for its reliability, durability, and versatility.
What AR-15 does the military use?
The military uses the M16 and M4 series, which are modified versions of the AR-15. The M16 was adopted by the US military in the 1960s, and the M4 was introduced in the 1990s as a shorter, lighter alternative. Both rifles are used by various branches of the US military, including the Army, Marine Corps, Air Force, and Special Forces.
Key Differences Between Military and Civilian AR-15s
While the military and civilian AR-15s share similar designs, there are key differences that make the military versions more suitable for combat operations. Here are some of the main differences:
- Caliber: Military AR-15s are chambered in 5.56x45mm NATO, while civilian AR-15s are often chambered in.223 Remington or.556 NATO.
- Barrel length: Military AR-15s have longer barrels (usually 16-20 inches) compared to civilian AR-15s (usually 14-16 inches).
- Stock: Military AR-15s have a fixed stock, while civilian AR-15s often have a collapsible or adjustable stock.
- Handguard: Military AR-15s have a free-floated handguard, while civilian AR-15s may have a handguard that is not free-floated.
- Rail system: Military AR-15s have a Picatinny rail system, which allows for the attachment of accessories, while civilian AR-15s may have a rail system that is not compatible with military accessories.
- Trigger: Military AR-15s have a single-stage trigger with a lighter trigger pull, while civilian AR-15s may have a two-stage trigger or a different trigger design.
- Magazine: Military AR-15s use a STANAG 4179 magazine, which is designed for military use, while civilian AR-15s may use a different magazine type.
- Firing mechanism: Military AR-15s have a bolt carrier group designed for high-volume firing, while civilian AR-15s may have a different firing mechanism.
Specifications and Features of Military AR-15s
Here are some specifications and features of the M16 and M4 series:
- M16:
- Caliber: 5.56x45mm NATO
- Barrel length: 20 inches
- Weight: 8.7 pounds
- Overall length: 41.6 inches
- Magazine capacity: 30 rounds
- M4:
- Caliber: 5.56x45mm NATO
- Barrel length: 14.5 inches
- Weight: 5.9 pounds
- Overall length: 33.5 inches
- Magazine capacity: 30 rounds
Why the Military Uses the M16 and M4 Series
The M16 and M4 series are designed to meet the specific needs of the military, including:
- Accuracy: The M16 and M4 series are known for their accuracy, which is critical in combat situations.
- Reliability: The rifles are designed to function reliably in extreme temperatures, dusty environments, and with various types of ammunition.
- Lightweight: The M4 is designed to be lightweight, making it easier for troops to carry and maneuver.
- Modularity: The rifles have a modular design, allowing soldiers to easily attach and detach accessories such as scopes, silencers, and lights.
- Ease of maintenance: The M16 and M4 series are designed for easy maintenance, with few moving parts and a simple design.
Conclusion
In conclusion, the military uses the M16 and M4 series, which are modified versions of the AR-15. These rifles are designed to meet the specific needs of the military, including accuracy, reliability, lightweight design, modularity, and ease of maintenance. While the military and civilian AR-15s share similar designs, there are key differences that make the military versions more suitable for combat operations.
