5 cm SK L/40 gun explained

5 cm SK L/40
Origin:	German Empire
Type:	Naval gun
Is Explosive:	yes
Is Artillery:	yes
Service:	1892-1945
Used By:	German Empire Nazi Germany Belgium The Netherlands
Wars:	World War I World War II
Design Date:	1892
Production Date:	5 cm SK L/40 - 1892 5 cm Tbts KL/40 - 1913
Weight:	240kg (530lb)
Length:	2m (07feet)
Part Length:	1.83sigfig=1NaNsigfig=1 L/40 caliber
Cartridge:	Fixed QF 52 x 333R^[1]
Cartridge Weight:	1.75sp=usNaNsp=us
Caliber:	50sigfig=1NaNsigfig=1
Rate:	10 rpm
Velocity:	656sp=usNaNsp=us
Max Range:	6.2sp=usNaNsp=us at +20°^[2]
Breech:	Horizontal sliding-wedge
Elevation:	-5° to +20°
Traverse:	360°

The 5 cm SK L/40 gun^[3] was a German naval gun used in World War I and World War II.

Service

The 5 cm SK L/40 gun was primarily used as an anti-torpedo boat gun aboard avisos, corvettes, gunboats, protected cruisers, submarines, torpedo boats, and unprotected cruisers. It was used by the navies of the German Empire, Nazi Germany, Belgium, and The Netherlands.

Ship classes that carried the 5 cm SK L/40 include:

Web site: 48-57 MM CALIBRE CARTRIDGES. 2021-02-14. www.quarryhs.co.uk.
Book: Friedman, Norman . Naval weapons of World War One : guns, torpedoes, mines and ASW weapons of all nations : an illustrated directory . 2011. Seaforth Pub . South Yorkshire . 978-1848321007. 751804655.
SK - Schnelladekanone (quick loading cannon); L - Länge in Kaliber (length in caliber)

Book: Campbell, John. Naval Weapons of World War Two. Conway Maritime Press. London. 2002. 0-87021-459-4.
Book: Reichs-Marine-Amt. Reichsmarineamt. Die 5 cm Schnelllade-Kanone L/40 in Torpedoboots-Laffete C/92 und ihre Munition, nebst Vorschriften für die Behandlung und Bedienung. E. S. Mittler. 1898. 461072478.
Book: Friedman, Norman . Naval Weapons of World War One: Guns, Torpedoes, Mines, and ASW Weapons of All Nations: An Illustrated Directory . Naval Institute Press . Annapolis, MD . 2011 . 978-1848321007 .