5.56x45mm SS109 (M855) NATO
TECHNICIAL
| Bullet Weight: | 62 grain |
| Bullet Materail: | Jacket: Tombac (CuZn10) - Core: Steel tip and Lead |
| Case Material: | Brass (CuZn30) |
| Primer Type: | 4.4 Boxer Primer |
| Powder Type: | Double Base Powder |
| Case Lenght: | 44.7mm (-0.25) |
| Bullet Lenght: | 23.4mm (-0,75) |
| Cartridge Lenght: | 57.4mm (-0.7) |
PERFORMANCE
| Velocity: | 920±15 |
| Accuracy: | Max. 25cm at 550m |
| Port Pressure: | Port - 3Sd > 1030 Bar |
| Chamber Pressure: | Pmax+ 3Sd < 4450 Bar |
| Action Time: | < 3ms |
| Extraction Force: | Min. 20,4 kgf |