5.56 Ammo

Dive into the domain of the 5.56 NATO, a cartridge synonymous with military excellence and rigorous performance standards. Birthed in the late 1950s and early 1960s, this caliber was adopted as the standard chambering for the U.S. military’s M16 rifles, quickly earning its stripes on battlefields across the globe.


Engineered for efficiency, the 5.56 NATO boasts impressive velocity, accuracy, and a relatively mild recoil, making it a staple not only in military arsenals but also among civilian shooters and law enforcement agencies. Its influence on modern warfare and pop culture, often spotlighted in films and video games, cements its status as a legendary ammunition.

At KIR Ammo, our collection of 5.56 NATO ammunition is sourced from the industry’s best brands, ensuring that every round meets the strictest quality and performance benchmarks.

5.56 Ammunition FAQs:

  1. How does the 5.56 NATO differ from the .223 Remington?
    • While externally similar, the 5.56 NATO typically has higher pressures and chamber differences, meaning firearms chambered for .223 might not safely shoot 5.56 NATO, but the inverse is generally safe.
  2. Which brands of 5.56 NATO ammo can I find at KIR Ammo?
    • KIR Ammo proudly offers a curated selection of 5.56 NATO from top-tier ammunition manufacturers known for their consistency and reliability.
  3. Is the 5.56 NATO suitable for hunting?
    • While primarily a military and tactical cartridge, the 5.56 NATO can be employed for hunting small to medium game with the appropriate bullet type.
  4. What is the historical importance of the 5.56 NATO?
    • The 5.56 NATO has been a pivotal round in modern military operations, serving as the standard ammunition for multiple generations of service rifles, including the M16 and M4.
  5. What’s the recoil profile of the 5.56 NATO?
    • The 5.56 NATO offers a manageable recoil, making it a favorite among new shooters and veterans alike.

With KIR Ammo, embrace the rich heritage and uncompromising performance of the 5.56 NATO, a cartridge that has stood the test of time and battle.

Showing 1–16 of 56 results

Sale!PMC X-TAC 5.56x45mm 62 Grain Green Tip M855 LAP FMJ - 20 Rounds (Box) 556K

PMC X-TAC 5.56x45mm 62 Grain Green Tip M855 LAP FMJ – 20 Rounds (Box) 556K

Original price was: $11.49.Current price is: $9.99.

$0.499 / per round

5.00
Sale!Hornady 5.56x45mm NATO 55 Grain M193 FMJ

Hornady 5.56x45mm NATO 55 Grain M193 FMJ – 20 Rounds (Box) FR200

Original price was: $12.95.Current price is: $9.99.

$0.499 / per round

0
Sale!Atomic Subsonic .223 Rem 77 Grain Hollow Point Boat Tail - 50 Rounds (Box) 00429

Atomic Subsonic .223 Rem 77 Grain Hollow Point Boat Tail – 50 Rounds (Box) 00429

Original price was: $69.95.Current price is: $59.95.

$1.199 / per round

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Sale!PMAG 30 AR/M4 GEN M2 MOE 5.56x45mm 30-Round Magazine

PMAG 30 AR/M4 GEN M2 MOE 5.56x45mm 30-Round Magazine

Original price was: $11.95.Current price is: $9.95.
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Sale!Hornady Black 5.56x45mm NATO 75 Grain InterLock SBR - 20 Rounds (Box) 81296

Hornady Black 5.56x45mm NATO 75 Grain InterLock SBR – 20 Rounds (Box) 81296

Original price was: $22.95.Current price is: $21.95.

$1.097 / per round

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Sale!Piney Mountain 5.56x45mm ORANGE TRACER 55 Grain FMJ - 50 Rounds (Bag)

Piney Mountain 5.56x45mm ORANGE TRACER 55 Grain FMJ – 50 Rounds (Bag)

Original price was: $59.95.Current price is: $47.95.

$0.959 / per round

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Sale!Norma Golden Target MATCH .223 Rem 69 Grain Boat Tail Hollow Point - 20 Rounds (Box) 10157692

Norma Golden Target MATCH .223 Rem 69 Grain Boat Tail Hollow Point – 20 Rounds (Box) 10157692

Original price was: $17.95.Current price is: $13.95.

$0.697 / per round

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Sale!Schmeisser 5.56mm 60 Rounder

ATI Schmeisser 60-Round Magazine 5.56x45mm NATO AR-15 with Window

Original price was: $44.95.Current price is: $37.95.
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