PMC X-TAC 5.56 NATO 62gr M855 LAP Green Tip 556K 20 Rounds
PMC X-TAC 556K is 5.56mm ammunition loaded with a 62 grain LAP Green Tip projectile. PMC lists this load at 3,100 FPS with 1,323 ft-lbs of muzzle energy from a 20-inch test barrel, providing a well-established 62 grain configuration for rifle training and range use.
PMC manufactures 556K as part of its X-TAC line and identifies the ammunition as manufactured to MIL-SPEC requirements. Each cartridge uses a new brass case with a Boxer primer, and PMC identifies its centerfire ammunition as non-corrosive and reloadable.
Product Features
- 62 Grain LAP Green Tip: PMC X-TAC 5.56mm projectile configuration
- 3,100 FPS: Manufacturer-listed velocity from a 20-inch barrel
- 1,323 ft-lbs: Manufacturer-listed muzzle energy from a 20-inch barrel
- MIL-SPEC: X-TAC ammunition manufactured to military specifications
- Brass Case: New, reloadable brass construction
- Boxer Primer: Non-corrosive centerfire primer
- 20 Rounds: Factory-loaded ammunition per box
Ammo Specifications
| Manufacturer | PMC Ammunition |
| Product Line | X-TAC |
| Manufacturer SKU | 5.56K |
| Top Gun Ammo Part Number | PMC556KBX |
| Caliber | 5.56mm NATO |
| Bullet Weight | 62 Grain |
| Bullet Type | M855 LAP Green Tip |
| Muzzle Velocity - 20" Barrel | 3,100 FPS |
| Muzzle Energy - 20" Barrel | 1,323 ft-lbs |
| Muzzle Velocity - 16" Barrel | 2,920 FPS |
| Muzzle Energy - 16" Barrel | 1,174 ft-lbs |
| Ballistic Coefficient | 0.304 |
| Case Material | Brass |
| Primer | Boxer |
| Corrosive | No |
| Reloadable | Yes |
| Rounds Per Box | 20 |
| UPC | 741569010122 |
Why Choose PMC X-TAC 556K?
PMC X-TAC 556K combines a 62 grain Green Tip projectile with MIL-SPEC construction and published ballistic data from both 16-inch and 20-inch barrels. PMC lists 3,100 FPS from a 20-inch barrel and 2,920 FPS from a 16-inch barrel, so actual velocity will vary depending on firearm and barrel length.
The ammunition uses new reloadable brass cases and Boxer primers. PMC's vertically integrated manufacturing process gives the company control over production of its ammunition components and final quality control.
Shop more 223 Remington and 5.56 ammo or browse our complete selection of rifle ammo at Top Gun Ammo.
Frequently Asked Questions
What is PMC 556K?
PMC 556K is X-TAC 5.56mm ammunition loaded with a 62 grain LAP Green Tip projectile.
What is the muzzle velocity of PMC X-TAC 556K?
PMC lists 556K at 3,100 FPS from a 20-inch barrel and 2,920 FPS from a 16-inch barrel.
What is the muzzle energy of PMC 556K?
PMC lists 1,323 ft-lbs from a 20-inch barrel and 1,174 ft-lbs from a 16-inch barrel.
Does PMC 556K use brass cases?
Yes. PMC 556K uses new brass cases with Boxer primers, and the ammunition is reloadable.
Is PMC X-TAC 556K MIL-SPEC?
Yes. PMC identifies its X-TAC 5.56mm ammunition as manufactured to MIL-SPEC requirements.
How many rounds come in a box of PMC 556K?
PMC X-TAC 556K is packaged with 20 rounds per box.
