15 cm SK L/45
              < 15 cm SK L 
          | 15 cm SK L/45 | |
|---|---|
| Type | Naval gun Railroad gun Coastal artillery | 
| Place of origin | German Empire | 
| Service history | |
| In service | 1908—45 | 
| Used by | Germany | 
| Wars | World War I World War II | 
| Production history | |
| Designer | Krupp | 
| Designed | 1906 | 
| Manufacturer | Krupp | 
| Produced | 1908 | 
| Specifications | |
| Mass | 5,730 kilograms (12,630 lb) | 
| Length | 6.71 metres (22 ft 0 in) | 
| Barrel length | 6.32 metres (20 ft 9 in)L/45 | 
| Shell | separate loading quick fire | 
| Caliber | 149.1 millimetres (5.87 in) | 
| Breech | horizontal sliding-wedge | 
| Recoil | Hydro-spring | 
| Elevation | See table | 
| Traverse | −150° to +150° | 
| Rate of fire | 5-7 rpm | 
| Muzzle velocity | 840 metres per second (2,800 ft/s) | 
| Maximum firing range | See table | 
The 15 cm SK L/45 was a German naval gun used in World War I and World War II.