10.5 cm SK C/28 naval gun
              < 10.5 cm SK C 
 
            
          | 10.5 cm SK C28 | |
|---|---|
| Type | Naval gun | 
| Place of origin | Germany | 
| Service history | |
| In service | 1930—1945 | 
| Used by | Germany | 
| Wars | World War II | 
| Production history | |
| Designed | 1928–1930 | 
| Specifications | |
| Mass | 3,660 kg (8,070 lb) | 
| Length | 5.76 m (18 ft 11 in) | 
| Barrel length | 5.43 m (17 ft 10 in) (52 caliber) | 
| Shell | Fixed cartridge | 
| Shell weight | 14.7 kg (32 lb) | 
| Calibre | 105 mm (4.1 in) | 
| Breech | Horizontal sliding-block | 
| Carriage | MPL C/30 | 
| Elevation | −10°/+30° | 
| Traverse | 360° | 
| Rate of fire | 15 RPM | 
| Muzzle velocity | 925 m/s (3,030 ft/s) | 
| Maximum firing range | 17,250 m (18,860 yd) at 30° | 
The 10.5 cm SK C/28 gun was a naval gun developed by Germany during the late 1920s. It was the primary armament of the six Type 24 torpedo boats of the Reichsmarine.