5.2 cm SK L/55 naval gun
The 5.28 cm SK L/55 was a German naval gun that was used before and during World War I on a variety of mounts, in torpedo boats and cruisers.
| 5.2 cm SK L/55 gun | |
|---|---|
Krupp gun in Royal Australian Armoured Corps Tank Museum, Puckapunyal, Victoria, Australia. | |
| Type | Naval gun |
| Place of origin | German Empire |
| Service history | |
| In service | 1906—1920? |
| Used by | German Empire |
| Wars | World War I |
| Production history | |
| Designed | around 1905 |
| Specifications | |
| Mass | 386 kg (851 lb) |
| Barrel length | 2.87 m (9 ft 5 in) L/55 |
| Shell | Fixed QF 52 x 463 R |
| Shell weight | 1.75 kg (3 lb 14 oz) |
| Caliber | 5.2 cm (2 in) |
| Action | Semi-automatic |
| Breech | Horizontal sliding wedge |
| Recoil | Hydro-pneumatic |
| Carriage | Central pivot |
| Elevation | -5° to +20° |
| Traverse | 360° |
| Rate of fire | 10 rpm |
| Muzzle velocity | 850 m/s (2,800 ft/s) |
| Effective firing range | 7.1 km (4.4 mi) at +20° |
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