9K114 Shturm (Russian: 9К114 «Штурм» - "Assault", borrowed from German "Sturm" - Storm/Assault) - is a SACLOS radio guided anti-tank missile system of the Soviet Union. Its GRAU designation is 9K114. Its NATO reporting name is AT-6 Spiral. The missile itself is known as the 9M114 Kokon (Cocoon).