The MP5N (Navy) was developed specifically for the US Navy SEALs, featuring an ambidextrous selector, threaded and ported barrel for suppressor attachment, illuminator mount, and corrosion-resistant finish. The definitive SEAL entry weapon of the Cold War and 1990s. Type: Submachine Gun Action: Roller-Delayed Caliber: 9mm Capacity: 30 Year introduced: 1986, Germany Weight: 5.6 oz Overall length: 26.8" Status: Active Military use: Yes Intended use: Military, Special Operations