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

the United States Navy also known as the T class The British T-class submarine was a series of 55 submarines of the Royal Navy that served in World War...

The Virginia class, or the SSN-774 class, is the newest class of nuclear-powered cruise missile fast attack submarines in service with the United States...

Porpoise class was an eight-boat class of diesel-electric submarines operated by the Royal Navy. This class was originally designated patrol submarines, then...

The British L-class submarine was originally planned under the emergency war programme as an improved version of the British E-class submarine. The scale...

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

the S class was together with the British U and T class, Dutch O 21 class and German Type VII class one of the most advanced submarine classes in service...

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 British C-class submarines were the last class of petrol engined submarines of the Royal Navy and marked the end of the development of the Holland...

The R-class submarines were a class of 12 small British diesel-electric submarines built for the Royal Navy during World War I, and were forerunners of...

supplement the nuclear submarines in the Submarine Service of the British Royal Navy. The boats were originally named the Upholder class, after the most renowned...

The Astute class is the latest class of nuclear-powered fleet submarines (SSNs) in service with the Royal Navy. The boats are being constructed by BAE...

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

The B-class was a class of 11 submarines, built by Vickers in Barrow-in-Furness for the Royal Navy, and launched in 1904–06. One boat was sunk by a collision...

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...

The British H-class submarines were Holland 602 type submarines used by the Royal Navy. The submarines constructed for the British Royal Navy between 1915...

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 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...

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

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

Resolution class was a class of four nuclear ballistic missile submarines (SSBN) built for the Royal Navy as part of the UK Polaris programme. Each submarine was...

The Dolphin class (Hebrew: הצוללות מסדרת דולפין) is a diesel-electric submarine developed in Israel and constructed by Howaldtswerke-Deutsche Werft (HDW)...

אח"י דקר) was a diesel–electric submarine in the Israeli Navy. The vessel, a modified World War II British T-class submarine, had previously been HMS Totem...

The Skipjack class was a class of United States Navy nuclear submarines (SSNs) that entered service in 1959-61. This class was named after its lead boat...

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 Odin-class submarine (or "O class") was a class of nine submarines developed and built for the Royal Navy (RN) in the 1920s. The prototype, Oberon...

The Swiftsure class was a class of nuclear-powered fleet submarines in service with the Royal Navy from the early 1970s until 2010. Six boats were built...

navy which were refurbished and upgraded boats of the British S class and T class; submarines whose hull designs dated back to the decade before World...

Mackerel-class submarines were a pair of experimental prototype submarines built just prior to World War II and launched in 1940 and 1941. The two submarines were...