1.   Also taking delivery of four Kilo-class submarines.

2.   Ideas for Virginia class submarines will be tested on the Cutthroat to see if they work as well in the water as they do inside computer workstations.

3.   Production of Seawolf class submarines has been held to three because of their high costs and limited value.

4.   Portsmouth is the only Navy facility that works on the Los Angeles class submarines.

5.   The two companies would then compete for the remainder of the class, just as they has competed for the Los Angeles class submarines.

6.   Earlier this year the Iranians took delivery of the last of three Kilo-class submarines purchased from Russia.

7.   In recent years, the Iranians have bought several Hudong fast attack boats from China and three Kilo-class submarines from Russia.

8.   It has purchased three kilo-class submarines from Russia and is believed to be seeking missile technology and advanced combat aircraft from Russia and elsewhere.

9.   Spellar stressed that the Vanguard class Trident submarines, which are of a different design, were not affected.

10.   Taiwan also operates a pair of aged former U.S. Guppy II class submarines.