Bulk Cheap Ammo

Data last updated on 2020-09-26 @ 10:27:01am(EST)

One-stop website to find in-stock ammunition, guns, magazines, and reloading components.

Important: Due to high order volume, shipping delays, backorders with some retailers.   Retailer's prices, stock status can change at any time.  As you browse website stock may go out of stock or price may change on the retailer website.


Great deals on 5.56 Ammo. Listing of 556 ammo which is available for sale.

5.56 Ammo for sale. Find remanufactured or brand new ammo. Compare Ammo deals in retail and bulk orders.

No stock for 5.56ammo? Browse from a full line of 5.56x45mm and find best prices for ammo needs. Stock up on 5.56 bullets today. High quality 5.56 NATO ammunition brands at the best prices. Choose the best deal from one of the retailer and save money on the ammo. We have the latest price listing for 5.56 ammo. Compare the prices from top reputated retailers and choose what is best for your needs. 5.56 Ammo for sale that is in-stock and ready to ship to your doorstep. In the lack of ammo, grab your ammo and be ready for any sport or need. We have the list of ammo prices by the box and bulk ammo in case quantities.

5.56x45 ammo for sale that's in stock and ready to ship today. All of the ammunition listed on our website is getting listed fro various ammo websites. Bulk Cheap Ammo is a comparison website where you can find the different vendors to obtain the best ammo deals. You can compare the price & buy the product that suits your budget.

5.56 Ammo Type Rifle, carbine, DMR, and LMG

  • Place of origin Belgium
  • Service history
  • In-service 1980–present
  • Used by NATO, Japan, South Korea, Taiwan, Australia, other major non-NATO allies
  • Production history
  • Designer FN Herstal
  • Designed late 1970s-1980


  • Parent case .223 Remington (M193)
  • Case type Rimless tapered, bottleneck
  • Bullet diameter 5.70 mm (0.224 in)
  • Neck diameter 6.43 mm (0.253 in)
  • Shoulder diameter 9.00 mm (0.354 in)
  • Base diameter 9.58 mm (0.377 in)
  • Rim diameter 9.60 mm (0.378 in)
  • Rim thickness 1.14 mm (0.045 in)
  • Case length 44.70 mm (1.760 in)
  • Overall length 57.40 mm (2.260 in)
  • Case capacity 1.85 cm3 (28.5 gr H2O)
  • Rifling twist 178 mm or 229 mm (1 in 7 in)
  • Primer type Small rifle
  • Maximum pressure (EPVAT) 430.00 MPa (62,366 psi)
  • Maximum pressure (SCATP 5.56) 380.00 MPa (55,114 psi)

Ballistic performance

Bullet mass/type Velocity Energy
3.56 g (55 gr) XM193 FMJBT 993 m/s (3,260 ft/s) 1,755 J (1,294 ft⋅lbf)
4 g (62 gr) SS109 FMJBT 948 m/s (3,110 ft/s) 1,797 J (1,325 ft⋅lbf)
4 g (62 gr) M855A1 FMJBT 961 m/s (3,150 ft/s) 1,859 J (1,371 ft⋅lbf)
4.1 g (63 gr) DM11 FMJBT 856 m/s (2,810 ft/s) 1,796 J (1,325 ft⋅lbf)
4.1 g (63 gr) GP 90 FMJBT 851 m/s (2,790 ft/s) 1,679 J (1,238 ft⋅lbf)

We have some best rates available to be compared. Find all trusted ammo vendors' prices in one place just in one click.


The 5.56×45mm NATO cartridge family was derived from but is not identical to, the .223 Remington cartridge designed by Remington Arms in the early 1960s.

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ATTENTION: The following locations have ammunition restrictions.

California - Retailer must ship to FFL.

Connecticut - Retailer must have your ACE or Pistol Permit and State ID on file or ship directly to and FFL.

Illinois - Retailer must have your FOID and State ID on file.

Illinois (Chicago) - Retailer must ship to an FFL.

Massachusetts - Retailer must have your ACE or Pistol Permit and State ID on file or ship directly to an FFL.

New York - Retailer must ship to an FFL.

New York (New York City) - No ammo shipments allowed.

New Jersey - A copy of your current Drivers License and Firearms Purchaser ID Card are required before a retailer can ship the order.

Please check local laws and shipping policy before placing an order.