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HMS ''Andrew'' (P423), was an ''Amphion''-class submarine of the Royal Navy, built by Vickers Armstrong and launched on 6 April 1946. The submarine was fitted with a 4 inch deck gun in 1964 for service during the Indonesia–Malaysia confrontation to counter blockade running junks. The gun was fired for the last time in December 1974. She was sold off in 1977 and was broken up. ''Andrew'' was briefly the oldest Amphion-class submarine to remain in service, was the last British submarine with a deck gun, was the last World War II-designed submarine in service, and was the first submarine to use a "snort" to cross the Atlantic (in May 1953). ==Design== Like all Amphion-class submarines, ''Andrew'' had a displacement of when at the surface and while submerged. It had a total length of , a beam length of , and a draught length of . The submarine was powered by two Admiralty ML eight-cylinder diesel engines generating a power of each. It also contained four electric motors each producing that drove two shafts. It could carry a maximum of of diesel, although it usually carried between .〔 The submarine had a maximum surface speed of and a submerged speed of .〔(【引用サイトリンク】title=Acheron class )〕 When submerged, it could operate at for or at for . When surfaced, it was able to travel at or at .〔 ''Andrew'' was fitted with ten torpedo tubes, one QF 4 inch naval gun Mk XXIII, one Oerlikon 20 mm cannon, and a .303 British Vickers machine gun. Its torpedo tubes were fitted to the bow and stern, and it could carry twenty torpedoes. Its complement was sixty-one crew members.〔 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「HMS Andrew (P423)」の詳細全文を読む スポンサード リンク
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