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5.56x45 Ammo (AR-15)

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  1. Cheap 5.56x45 Ammo For Sale - 55 Grain FMJ M193 Ammunition in Stock by Igman - 20 Rounds

    5.56x45 - 55 Grain FMJ M193 - Igman - 20 Rounds

    $15.00

    75¢ per round

    185 In Stock

    • Quantity - 20 rounds per box
    • Manufacturer - Igman
    • Bullets - 55 grain full metal jacket (FMJ) M193
    • Casings - Boxer-primed brass
  2. Premium 5.56x45 Ammo For Sale - 75 Grain BTHP Match Ammunition In Stock by Hornady Frontier - 20 Rounds

    5.56x45 - 75 Grain BTHP Match - Hornady Frontier - 20 Rounds

    1 Review

    $18.00

    90¢ per round

    192 In Stock

    • Quantity - 20 rounds per box
    • Manufacturer - Hornady
    • Bullets - 75 Grain boat tail hollow-point (BTHP) Match
    • Casings - Boxer-primed brass
  3. Premium 5.56x45 Ammo For Sale - 62 Grain FMJ Ammunition in Stock by Hornady BLACK - 20 Rounds

    5.56x45 - 62 Grain FMJ - Hornady BLACK - 20 Rounds

    $20.00

    $1 per round

    115 In Stock

    • Quantity - 20 rounds per box
    • Manufacturer - Hornady
    • Bullets - 62 grain full metal jacket (FMJ)
    • Casings - Boxer-primed brass
  4. Bulk Match 5.56x45mm Ammo - 75 gr HPBT Superformance Match - Hornady - 200 Rounds

    5.56x45 - 75 gr HPBT Superformance Match - Hornady - 200 Rounds

    $265.00

    $1.32 per round

    24 In Stock

    • Ammo Quantity - 20 rounds per box; 10 boxes per case
    • Ammo Manufacturer - Hornady
    • Bullets - 75 grain Hollow Point Boat Tail (HPBT)
    • Ammo Casings - Boxer primed brass
  5. Premium 5.56x45mm Ammo For Sale - 75 Grain HPBT Ammunition in Stock by Hornady Superformance Match- 20 Rounds

    5.56x45 - 75 Grain HPBT - Hornady Superformance Match- 20 Rounds

    3 Reviews

    $27.50

    $1.37 per round

    48 In Stock

    • Ammo Quantity - 20 rounds per box
    • Ammo Manufacturer - Hornady
    • Bullets - 75 grain Hollow Point Boat Tail (HPBT)
    • Ammo Casings - Boxer primed brass
  6. Bulk 5.56x45 Ammo For Sale - 69 Grain Open Tip Match Ammunition in Stock by Black Hills - 500 Rounds

    5.56x45 - 69 Grain Open Tip Match - Black Hills - 500 Rounds

    1 Review

    $739.00

    $1.48 per round

    5 In Stock

    • Quantity - 50 rounds per box; 10 boxes per case
    • Manufacturer - Black Hills
    • Bullets - 69 grain open tip match
    • Casings - Boxer-primed brass
  7. Bulk 5.56x45 Ammo For Sale - 77 Grain TMK Ammunition in Stock by Black Hills - 500 Rounds

    5.56x45 - 77 Grain TMK - Black Hills - 500 Rounds

    $750.00

    $1.5 per round

    3 In Stock

    • Quantity - 50 rounds per box; 10 boxes per case
    • Manufacturer - Black Hills
    • Bullets - 77 grain Tipped MatchKing (TMK)
    • Casings - Boxer-primed brass
  8. Premium 5.56x45 Ammo For Sale - 55 Grain CX Ammunition in Stock by Hornady Superformance - 20 Rounds

    5.56x45 - 55 Grain CX - Hornady Superformance - 20 Rounds

    $31.00

    $1.55 per round

    21 In Stock

    • Quantity - 20 rounds per box
    • Manufacturer - Hornady
    • Bullets - 55 grain Copper alloy eXpanding (CX)
    • Casings - Boxer-primed brass
  9. Bulk 5.56x45 Ammo For Sale - 77 Grain OTM Ammunition in Stock by Black Hills - 500 Rounds

    5.56x45 - 77 Grain OTM - Black Hills - 500 Rounds

    2 Reviews

    $800.00

    $1.6 per round

    31 In Stock

    • Quantity - 50 rounds per box; 10 boxes per case
    • Manufacturer - Black Hills
    • Bullets - 77 grain open tip match (OTM)
    • Casings - Boxer-primed brass
  10. Premium 5.56x45mm Ammo For Sale - 77 Grain TMK Ammunition in Stock by Black Hills - 50 Rounds

    5.56x45mm - 77 Grain TMK Sierra MatchKing - Black Hills - 50 Rounds

    4 Reviews

    $80.00

    $1.6 per round

    69 In Stock

    • Quantity - 50 rounds per box
    • Manufacturer - Black Hills
    • Bullets - 77 grain polymer tip (PT)
    • Casings - Boxer-primed brass
  11. Premium 5.56x45 Ammo For Sale - 77 Grain OTM Ammunition in Stock by Black Hills - 50 Rounds

    5.56x45 - 77 Grain OTM - Black Hills - 50 Rounds

    20 Reviews

    $85.00

    $1.7 per round

    147 In Stock

    • Quantity - 50 rounds per box
    • Manufacturer - Black Hills
    • Bullets - 77 grain open tip match (OTM)
    • Casings - Boxer-primed brass
  12. Premium 5.56x45 Ammo For Sale - 69 Grain TMK Ammunition in Stock by Black Hills - 50 Rounds

    5.56x45 - 69 Grain TMK - Black Hills - 50 Rounds

    $85.00

    $1.7 per round

    50 In Stock

    • Quantity - 50 rounds per box
    • Manufacturer - Black Hills
    • Bullets - 69 grain Tipped MatchKing (TMK)
    • Casings - Boxer-primed brass
  13. Bulk 5.56x45 Ammo For Sale - 77 Grain OTM Mk 262 MOD 1-C Ammunition in Stock by Black Hills - 460 Rounds

    5.56x45 - 77 Grain OTM Mk 262 MOD 1-C - Black Hills - 460 Rounds in Ammo Can

    3 Reviews

    $810.00

    $1.76 per round

    109 In Stock

    • Quantity - 20 rounds per box; 23 boxes per ammo can
    • Manufacturer - Black Hills
    • Bullets - 77 grain open tip match (OTM) Mk 262 MOD 1-C
    • Casings - Boxer-primed brass
  14. Bulk Premium 5.56x45 Ammo For Sale - 50 Grain Barnes TSX HP Ammunition in Stock by Black Hills Ammunition - 500 Rounds

    5.56x45 - 50 Grain Barnes TSX HP - Black Hills Ammunition - 500 Rounds

    $950.00

    $1.9 per round

    1 In Stock

    • Quantity - 50 rounds per box; 10 boxes per case
    • Manufacturer - Black Hills Ammunition
    • Bullets - 50 grain Barnes TSX hollow point (HP)
    • Casings - Boxer-primed brass
  15. Premium 5.56x45mm Ammo For Sale - 62 Grain TSX Ammunition in Stock by Black Hills Ammo - 500 Rounds

    5.56x45mm - 62 Grain TSX Hollow Point - Black Hills Ammo - 500 Rounds

    1 Review

    $950.00

    $1.9 per round

    1 In Stock

    • Quantity - 50 Rounds per Box, 500 per Case.
    • Manufacturer - Black Hills Ammunition
    • Bullets - 62 Grain Barnes Triple-Shock X-Bullet (hollow point)
    • Casing - Lake City Boxer-primed brass
  16. Premium 5.56 NATO Ammo For Sale - 62 Grain Barnes TSX PT Ammunition in Stock by Black Hills Ammunition - 50 Rounds

    5.56 NATO - 62 Grain Barnes TSX HP - Black Hills Ammunition - 50 Rounds

    3 Reviews

    $98.00

    $1.96 per round

    147 In Stock

    • Quantity - 50 rounds per box
    • Manufacturer - Black Hills
    • Bullets - 62 grain solid copper Barnes TSX HP
    • Casing - Boxer-primed brass
  17. Bulk 5.56x45 Ammo For Sale - 62 Grain Dual Performance Ammunition in Stock by Black Hills - 500 Rounds

    5.56x45 - 62 Grain Dual Performance - Black Hills - 500 Rounds

    $990.00

    $1.98 per round

    2 In Stock

    • Quantity - 50 rounds per box; 10 boxes per case
    • Manufacturer - Black Hills
    • Bullets - 62 grain Dual Performance (SCHP)
    • Casings - Boxer-primed brass
  18. Premium 5.56x45 Ammo For Sale - 62 Grain Dual Performance Ammunition in Stock by Black Hills - 50 Rounds

    5.56x45 - 62 Grain Dual Performance - Black Hills - 50 Rounds

    1 Review

    $100.00

    $2 per round

    68 In Stock

    • Quantity - 50 rounds per box
    • Manufacturer - Black Hills
    • Bullets - 62 grain Dual Performance
    • Casings - Boxer-primed brass
  19. Premium 5.56x45 Ammo For Sale - 50 Grain Barnes TSX HP Ammunition in Stock by Black Hills Ammunition - 50 Rounds

    5.56x45 - 50 Grain Barnes TSX HP - Black Hills Ammunition - 50 Rounds

    2 Reviews

    $105.00

    $2.1 per round

    11 In Stock

    • Quantity - 50 rounds per box
    • Manufacturer - Black Hills Ammunition
    • Bullets - 50 grain Barnes TSX hollow point (HP)
    • Casings - Boxer-primed brass
  20. HSM Match 5.56x45 Ammo For Sale - 77 Grain HPBT MatchKing w/Cannelure - 20 Rounds

    5.56x45 - 77 Grain HPBT MatchKing w/Cannelure - HSM Match - 20 Rounds

    $73.00

    $3.65 per round

    29 In Stock

    • Quantity - 20 rounds per box
    • Manufacturer - HSM
    • Bullets - 77 grain hollow point boat tail (HPBT) MatchKing with cannelure
    • Casings - Boxer-primed brass
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5.56x45mm Ammo Quick Facts
  • The 5.56x45mm ammunition is a higher pressure version of the civilian cartridge and generally cannot be used in bolt action rifles.
  • 5.56x45mm nato ammo has been the standard round of the U.S. Military since 1963.
  • To find bulk 5.56x45mm nato ammo, use the "Sort By" toggle at the top of the page.
  • 5.56x45 ammo is available from 55 to 77 grain bullet weights.
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