5.56mm Flechette
1989 · AAI Corporation · 1 firearm in catalog
Also known as: 5.56x45mm Flechette, AAI ACR Flechette, Saboted Light Armor Penetrator Flechette
Cartridge specifications
| Bullet Diameter | 1.6 mm (0.063") |
| Neck Diameter | 6.43 mm (0.253") |
| Base Diameter | 9.6 mm (0.378") |
| Case Length | 45 mm (1.772") |
| Overall Length | 57.4 mm (2.260") |
| Typical Bullet Weight | 0.66 g (10 gr) |
| Typical Muzzle Velocity | 1402 m/s (4600 fps) |
| Typical Muzzle Energy | 649 J (479 ft·lbf) |
| Primer Type | Small Rifle |
| Cartridge Type | Rimless |
| Introduced | 1989 |
Firearms chambered in 5.56mm Flechette
- AAI ACR — AAI Corporation · Assault Rifle · 1989
Cartridge family
Parent cartridge: 5.56x45mm NATO