5.2 cm SK L/55 naval gun
|5.2 cm SK L/55 gun|
Krupp gun in Royal Australian Armoured Corps Tank Museum, Puckapunyal, Victoria, Australia.
|Place of origin|
|Used by||German Empire|
|Wars||World War I|
|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)|
|Breech||Horizontal sliding wedge|
|Elevation||-5° to +20°|
|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°|
Design and description
The 5.2 cm SK L/55 gun was designed around 1905, and used fixed ammunition. It had an overall length of about 2.86 m (9 ft 5 in). The gun was of built-up steel construction with a central rifled tube, reinforcing hoops from the trunnions to the breech. The gun used a semi-automatic Krupp horizontal sliding-block breech and used fixed quick fire ammunition.
- SK - Schnelladekanone (quick loading cannon); L - Länge (length); /55 - with a 55-caliber-long barrel
- Friedman, N. (2011). Naval weapons of World War One. p. 147
- "48-57 MM CALIBRE CARTRIDGES". www.quarryhs.co.uk. Retrieved 7 November 2018.