5.56 NATO
Overview
5.56 NATO (5.56x45mm NATO) is the standard cartridge for all NATO countries as well as a large number of non-NATO countries.
M855
M855 is a steel penetrator tipped round with a lead core and copper jacket. It is the predecessor to the M855A1 round. It is average at flesh damage and armour penetration. It has the following variations:
- M856 Red Tracer
- M856 Green Tracer
- M856 Yellow Tracer
- M856 Orange Tracer
M855A1
M855A1 is an upgraded version of the M855 round with improved velocities and armour penetration capabilities. It has the following variations:
- M856A1 Red Tracer
- M856A1 Green Tracer
- M856A1 Yellow Tracer
Mk318
The Mk318 is an open tipped penetrator round designed to inflict high levels of soft tissue damage. It moves slightly slower than M855A1 and is very ineffective at armour penetration. It has no additional variations.
Mk262
Mk262 SPR/SBLR (Special Ball Long Range) is a hollow point match grade round designed for long range accuracy. It has better performance than M855A1 at range as well as better soft tissue damage. It however has poor armour penetration capabilities. It has no additional variations.
M995 AP (Armour Piercing)
M995 AP is a armour piercing tungsten core giving it exceptional armour piercing capabilities. It has average performance on par with M855A1 however it is inferior at range due to the projectile being heavier than it's counterparts. It has no additional variations.
| Ammunition | Hit | TypicalSpeed | airFriction | Caliber |
| M855A1 | 9 | 960 | -0.000772 | 0.94999998 |
| M855 | 9 | 920 | -0.00076000002 | 0.84 |
| Mk318 | 13.5500002 | 950 | -0.00076000002 | 0.63999999 |
| Mk262 | 10.3 | 838.20001 | -0.00066000002 | 0.67699999 |
| M995 | 9 | 869 | -0.00123272 | 1.8 |
| M193 | ||||
| 6.5 Grendel 162gr | ||||
| 6.5 Grendel 100gr | ||||
| Subsonic | ||||
| M862 | ||||
| XM1037 | ||||
| M200 |