| FN FNC | |
|---|---|
 FNC rifle | |
| Type | Assault rifle |
| Place of origin | Belgium |
| Service history | |
| In service | 1979–present |
| Used by | See Users |
| Wars | Aceh Insurgency Sri Lankan Civil War The Troubles Tuareg rebellion (1990–1995) Somali Civil War War in Afghanistan (2001–2021) Conflict in the Niger Delta 2007 Lebanon conflict Libyan Civil War Russo-Ukrainian War |
| Production history | |
| Designer | FN Herstal |
| Designed | 1975–1977 |
| Manufacturer | FN Herstal Carl Gustafs Stads Gevärsfaktori PT Pindad |
| Produced | 1979–2004 |
| Variants | See Variants |
| Specifications | |
| Mass | Rifle: 3.840 kg (8.47 lb) Carbine: 3.7 kg (8.2 lb) |
| Length | Rifle: 997 mm (39.3 in) stock extended / 766 mm (30.2 in) stock folded Carbine: 911 mm (35.9 in) stock extended / 667 mm (26.3 in) stock folded |
| Barrel length | Rifle: 450 mm (17.7 in) (rifle) Carbine: 363 mm (14.3 in) |
| Width | 70 mm (2.8 in) stock extended 75 mm (3.0 in) stock folded |
| Height | 238 mm (9.4 in) |
| Cartridge | 5.56×45mm NATO |
| Action | Gas-operated long-stroke piston, rotating bolt |
| Rate of fire | Approx. 700 rounds/min |
| Muzzle velocity | M193: 965 m/s (3,166 ft/s) SS109: 925 m/s (3,034.8 ft/s) |
| Effective firing range | 250–400 m sight adjustments |
| Maximum firing range | 450 m (492 yd) |
| Feed system | 30-round detachable STANAG box magazine (standard issue) or other STANAG magazines |
| Sights | Rear flip aperture, front post 513 mm (20.2 in) sight radius (standard rifle) |
The FN FNC (French: Fabrique Nationale Carabine) is a 5.56×45mm NATO assault rifle developed by the Belgian arms manufacturer FN Herstal and introduced in the late 1970s.