The Royal Navy's T class (or Triton class) of diesel-electric submarines was designed in the 1930s to replace the O, P, and R classes. Fifty-three members...

The AA-1 class was a class of three experimental submarines of the United States Navy, built toward the end of World War I, between 1916 and 1920, intended...

The T-1-class submarines were a pair of submarines designed by the United States Navy and built in the early 1950s for use in training submarine personnel...

Two classes of submarine are known as the T class: The AA-1-class submarine was a series of three experimental submarines of the United States Navy also...

Ohio class of nuclear-powered submarines includes the United States Navy's 14 ballistic missile submarines (SSBNs) and its 4 cruise missile submarines (SSGNs)...

The Virginia class, or the SSN-774 class, is a class of nuclear-powered attack submarine with cruise missile capability in service with the United States...

Astute class is the latest class of nuclear-powered attack submarines in service with the Royal Navy. The boats are constructed by BAE Systems Submarines at...

The Dreadnought class is the future replacement for the Royal Navy's Vanguard class of ballistic missile submarines. Like their predecessors they will...

The Suffren-class is a class of nuclear-powered attack submarines, designed by the French shipbuilder Naval Group (formerly DCNS) for the French Navy...

Angeles class of submarines are nuclear-powered fast attack submarines (SSN) in service with the United States Navy. Also known as the 688 class (pronounced...

series of nuclear-powered ballistic missile submarines being constructed by Sevmash for the Russian Navy. The class has been replacing the steadily retiring...

Columbia-class (formerly known as the Ohio Replacement Submarine and SSBN-X Future Follow-on Submarine) are nuclear-powered ballistic missile submarines of...

The Amphion class (also known as the "A" class and Acheron class) of British diesel-electric submarines were designed for use in the Pacific War. Only...

first boats of the class were based on the export-only German 209-class submarines, but modified and enlarged. The Dolphin 1 sub-class is slightly larger...

Balao class is a design of United States Navy submarine that was used during World War II, and with 120 boats completed, the largest class of submarines in...

in this class The Seawolf class is a class of nuclear-powered, fast attack submarines (SSN) in service with the United States Navy. The class was the...

The X class was a World War II midget submarine class built for the Royal Navy during 1943–44. It was substantially larger than the original Chariot manned...

Agosta-class submarine is a class of diesel-electric attack submarine developed and constructed by the French DCNS in the 1970s to succeed the Daphné-class submarines...

Trafalgar class was a class of nuclear-powered fleet submarines (SSNs) in service with the Royal Navy, and the successor to the Swiftsure class. Like the...

The Scorpène-class submarines are a class of diesel-electric attack submarines jointly developed by the French Naval Group (formerly DCNS) and the Spanish...

The Vanguard class is a class of nuclear-powered ballistic missile submarines (SSBNs) in service with the Royal Navy. The class was introduced in 1994...

The Kilo-class submarines are a group of diesel-electric attack submarines designed by the Rubin Design Bureau in the Soviet Union in the 1970s and built...

generation nuclear-powered attack submarines (SSNs) first deployed by the Soviet Navy in 1986. There are four sub-classes or flights of Shchuka-B, consisting...

the lead ship of the class, the Sankt Peterburg due to the very high costs of modernising the submarine. The lead boat of the class, named Sankt Peterburg...

The Permit-class submarine (known as the Thresher class until the lead boat USS Thresher was lost) was a class of fourteen nuclear-powered fast attack...

Upholder/Victoria-class submarines, also known as the Type 2400 (due to their displacement of 2,400 tonnes), are a class of diesel-electric submarines built in...

Tench-class submarines were a type of submarine built for the United States Navy (USN) between 1944 and 1951. They were an improvement over the Gato and...

The British U-class submarines (officially "War Emergency 1940 and 1941 programmes, short hull") were a class of 49 small submarines built just before...

The Reis-class submarines are a group of six license built submarines based on the Type 214 submarine for the Turkish Navy. On 28 December 2006, the Undersecretariat...

The Orka-class submarine is a future submarine class currently planned for the Royal Netherlands Navy (RNLN). The submarines will replace the aging Walrus...