FN Herstal · Pistol · In Production · 1998
| Weight (empty) | 618 g (21.8 oz) |
| Overall Length | 208 mm (8.19") |
| Barrel Length | 122 mm (4.80") |
| Height | 145 mm (5.71") |
| Width | 36 mm (1.42") |
| Magazine Capacity | 20 rounds |
| Action Type | Delayed Blowback |
| Firing Mechanism | Hammer Fired |
| Muzzle Velocity | 650 m/s (2133 fps) |
| Muzzle Energy | 427 J (315 ft·lbf) |
| Effective Range | 50 m (55 yd) |
| Frame Material | Polymer |
Primary Caliber: 5.7x28mm FN
The FN Five-seveN is a semi-automatic pistol designed and manufactured by FN Herstal in Belgium. Introduced in 1998, it was developed alongside the FN P90 personal defense weapon as part of the same 5.7x28mm weapon system program initiated in the late 1980s in response to NATO requirements for a cartridge capable of defeating body armor at range. The Five-seveN features a unique delayed blowback operating system patented by Jean-Louis Gathoye in 1993 (U.S. Patent 5,347,912), with a polymer frame...
Country of Origin: Belgium
Designer: Jean-Louis Gathoye