The 5 cm SK L/40 gun 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:
A-class torpedo boats Type UB II submarines S7-class torpedo boats S66-class torpedo boats G88-class torpedo boats S90-class torpedo boats Irene-class cruisers
== See also == List of naval guns 5.2 cm SK L/55 naval gun
Notes
References
== Bibliography == Campbell, John (2002). Naval Weapons of World War Two. London: Conway Maritime Press. ISBN 0-87021-459-4. Reichs-Marine-Amt, ed. (1898). 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. OCLC 461072478. Friedman, Norman (2011). Naval Weapons of World War One: Guns, Torpedoes, Mines, and ASW Weapons of All Nations: An Illustrated Directory. Annapolis, MD: Naval Institute Press. ISBN 978-1848321007.
== External links == http://www.navweaps.com/Weapons/WNGER_5cm-40_skc93.htm