Rheinmetall Oerlikon Millennium Gun
| Rheinmetall Oerlikon Millennium Gun | |
|---|---|
Oerlikon Millennium 35mm Naval Revolver Gun System aboard the HDMS Absalon (F341) | |
| Type | CIWS |
| Place of origin | Switzerland |
| Service history | |
| In service | 2003–present |
| Used by | Danish Navy Venezuelan Navy Indonesian Navy |
| Production history | |
| Designed | 1995 |
| Manufacturer | Rheinmetall Air Defence, Oerlikon Contraves |
| Specifications | |
| Mass | Gun: 450 kg Installation: 3300 kg |
| Length | 5.5 m |
| Width | 2.39 m |
| Height | 1.94 m |
| Crew | unmanned |
| Shell | 35×228mm |
| Caliber | 35 mm |
| Barrels | Singular |
| Action | Gas-operated four-chamber revolver cannon |
| Elevation | -15 / +85 degrees rate: 70 degree/s |
| Traverse | 360 degrees rate: 120 degrees per second |
| Rate of fire | Single shot Rapid Single Shot: 200 rounds per minute Burst (automatic fire): 1000 rounds per minute |
| Muzzle velocity | AHEAD: 1,050 m/s (3,400 ft/s) HEI: 1,175 m/s (3,850 ft/s) APDS/T: 1,440 m/s (4,700 ft/s) |
| Effective firing range | 3,500–5,000 m (3,800–5,500 yd) |
| Feed system | 252 linkless rounds in installation |
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The Rheinmetall Oerlikon Millennium Gun or Rheinmetall GDM-008 is a close-in weapon system designed by Rheinmetall Air Defence AG (formerly known as Oerlikon Contraves) for mounting on ships. It is based on the 35/1000 revolver gun land-based air defense system and uses Advanced Hit Efficiency And Destruction (AHEAD) ammunition.