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...

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...

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...

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...

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

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...

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

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...

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...

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

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

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 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 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...

The Gato class of submarines were built for the United States Navy and launched in 1941–1943. Named after the lead ship of the class, USS Gato, they were...

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...

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...

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

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

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...

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

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 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...

Kalvari-class submarines (lit. 'Tiger shark'), formally classified as the Project-75 submarines (P-75), is a class of diesel-electric attack submarines operated...

The Collins-class submarines are Australian-built diesel-electric submarines operated by the Royal Australian Navy (RAN). The Collins class takes its name...

The Rubis class is a class of nuclear-powered attack submarines operated by the French Navy. It originally comprised six boats, the first entering service...