| Technical Specifications | |
| Cartridge Length | 57.4 mm |
| Cartridge Weight | ~11.5 g |
| Velocity (23.7 m) | 964 ± 12 m/sec |
| Accuracy (100 m) | max. 2.7 cm |
| Case Model Number | 5.56 mmx45 Case |
| Case Material | Brass (CuZn30) |
| Bullet Material | Gilding Metal, Lead Core (Lead-Antimony Alloyed) |
| Primer | 5.56 mm Primer, Boxer |
| Link Type | M27 Link |
| Type of Propellant | Ball Powder |
| Weapon to be used | HK 33 |
| Bullet Weight | 3.55 ± 0.1 g |