Mark XII

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Mark XII or Mark 12 often refers to the twelfth version of a product, frequently military hardware. "Mark", meaning "model" or "variant", can be abbreviated "Mk."

Mark XII or Mark 12 can specifically refer to:

Contents 1 In technology 1.1 In military and weaponry 1.2 Other technology 2 Other uses

[edit] In technology

[edit] In military and weaponry

• BL 6 in L/45 Mark XII; a British naval gun
• MK-3-12 (1907); a Russian naval main weapon that used three 12-inch guns in a single mounting
• Mark 12 torpedo (1930); an American 21-inch torpedo
• 5"/38 Mark 12 (1934); a widely-used American 5-inch naval gun
• 18-inch Mark XII (1935); a British torpedo
• Supermarine Spitfire Mk XII (1942-1944); the first Griffon-engined Spitfire variant
• Hawker Hurricane Mk XII (1942); a Canadian-built Hurricane variant
• Gloster Meteor Mk XII; a British night fighter variant with American radar
• 21-inch Mark 12 (1952); a British torpedo
• Mark 12 nuclear bomb (1954-1962); an American nuclear bomb
• Colt Mk 12 cannon; a US Navy aircraft gun used in the 1950s and 1960s
• United States Navy Mark 12 Mod X Special Purpose Rifle (2002); a weapon system in use by United States Special Operations Forces

[edit] Other technology

• Sumlock ANITA calculator Mark 12 (1966); a British hybrid cold-cathode tube and transistor logic calculator

[edit] Other uses

• Mark 12 or Mark XII, the twelfth chapter of the Gospel of Mark in the New Testament of the Christian Bible
• Vox Mark XII; a 12-string electric guitar made in the 1960s