The Greater Underwater Propulsion Power Program (GUPPY) was initiated by the United States Navy after World War II to improve the submerged speed, maneuverability, and endurance of its submarines. (The "Y" in the acronym was added for pronounceability.)
HMS Inconstant was an I-class destroyer built for the Turkish Navy, but was purchased by the Royal Navy in 1939.
The Turkish Naval Forces, or Turkish Navy, is the naval warfare service branch of the Turkish Armed Forces.
Juan Carlos I is a multi-purpose aircraft carrier-landing helicopter dock (LHD) in the Spanish Navy. Similar in role to many aircraft carriers, the amphibious landing ship has a ski jump for STOVL operations, and is equipped with the McDonnell Douglas AV-8B Harrier II attack aircraft. The vessel is named in honour of Juan Carlos I, the former king of Spain.
The second I-55 was one of three Type C cruiser submarines of the C3 sub-class built for the Imperial Japanese Navy. Commissioned in April 1944, she was lost in July 1944 while taking part in the Marianas campaign during World War II.
USS Capodanno (FF-1093) was the 42nd Knox-class frigate in the United States Navy. It was named after Fr. Vincent Capodanno, recipient of the Medal of Honor.
I-201 was the name ship of her class of high-speed submarines built for the Imperial Japanese Navy during World War II. She was commissioned in February 1945, and the war ended before she could carry out an operational patrol. She surrendered to the United States Navy in 1945 and was sunk as a target in 1946.
The Heroj class was a class of diesel-electric attack submarines built for the Yugoslav Navy during the 1960s. The three strong class was the second generation of domestically built submarines, representing a significant improvement compared to the earlier Sutjeska class. Built at the Brodogradilište specijalnih objekata in Split, the new class featured a streamlined hull design and four bow facing torpedo tubes that could also be used for minelaying.
The Cheonghaejin class is a submarine rescue ship class of the Republic of Korea Navy. Only one ship has been built in the class, ROKS Cheonghaejin, in 1995. Its operations include rescuing trapped sailors in submarines, naval operation support for submarines, underwater research and mapping support, and recovery of sunk vessels. It is equipped with a deep submergence rescue vehicle (DSRV) that operates up to 500 metres (1,600 ft), and a rescue chamber that holds up to nine people.
TCG Heybeliada is the lead ship of the Ada-class ASW corvettes of the Turkish Navy. Heybeliada was named after Heybeliada Island, where the Turkish Naval High School is located. Heybeliada Island is part of the Prince Islands archipelago in the Sea of Marmara, to the southeast of Istanbul.
The Durjoy class is a class of large patrol craft of the Bangladesh Navy. A total of four are serving the Bangladesh Navy as of 2021.
TCG Değirmendere (A-576), ex-Centaure (A674), is a Değirmendere-class offshore tugboat in the Turkish Navy. Built in Germany, she was launched in 1974. Christened Centaure, the tugboat saw service in the French Navy with designation A674 from 1974 until her decommissioning in 1999. The same year, she was sold to Turkey, renamed Değirmendere and went into service in the Turkish Navy under designation A-576.
The Bayraktar class are a class of landing ship tanks (LSTs) built in Turkey. The two amphibious vessels of the class were built for the Turkish Navy by Anadolu Shipyard. The LSTs will satisfy the current and future operational requirements of the Turkish Naval Forces Command.
The Akar class is a series of two replenishment oilers and fleet support ships, designed and built for service in the Turkish Navy. The lead ship of the class, TCG Akar, was constructed in 1982–1983 and entered service in 1987. The second ship, TCG Yarbay Kudret Güngör, was constructed in 1993–1994 and entered service in 1995. Both ships were constructed in Turkey, though Yarbay Kudret Güngör was the first ship built for the Turkish Navy by a private shipyard. Both vessels remain in service.
TCG Oruçreis, is a Barbaros-class frigate of the Turkish Navy, the second ship of that class. She was named for Oruç Reis, the Ottoman Beylerbeyi of the West Mediterranean. The submarine TCG Oruç Reis was the first ship of that name in the Turkish Navy.
TCG Kınalıada (F-514) is the fourth ship of the Ada-class ASW corvettes of the Turkish Navy. Kınalıada was named after Kınalıada Island, a part of the Princes' Islands archipelago in the Sea of Marmara, to the southeast of Istanbul, Turkey.
The Japanese submarine I-203 was an I-201-class high-speed submarine built for the Imperial Japanese Navy during World War II. She was commissioned in May 1945, and the war ended before she could carry out an operational patrol. She surrendered to the United States Navy in 1945 and was sunk as a target in 1946.
Harbor Boat Building Company was a shipbuilding company on Terminal Island in San Pedro, California. To support the World War II demand for ships General Engineering built: minesweepers, torpedo boats, submarine chasers, and air-sea rescue boats. In 1919 Romolo Rados founded Harbor Boat Building. After the war he renamed the company Harco Shipyard and built and sold a standard design motor boat. In 1959 he sold the company to LTV. The shipyard was closed and the company was sold again in 1971 to Omega-Alpha, Inc. The last ship built was in 1965 for the US Navy. The shipyard was located at 263 Wharf St, San Pedro.
Samsun was one of the four Durandal-class destroyers purchased by the Ottoman Empire from France in 1907. The ship served in the Ottoman Navy during the Italo-Turkish War, the Balkan Wars and World War I.
TCG Ütğm Arif Ekmekçi (A-575), also known as TCG Üsteğmen Arif Ekmekçi (A-575), is a Turkish auxiliary ship for fleet support of the Turkish Naval Forces, commissioned in January 2024. She was named after a naval speicial operations officer, who died during a military exercise at sea.
Turkey
