HMS H8


HMS H8 was a British H-class submarine built by the Canadian Vickers Co., Montreal. She was laid down on 19 May 1915 and commissioned in June 1915.
Like other Canadian-built submarines, she was sailed across the Atlantic for service in the North Sea and as recognition of this she initially remained under the command of her Canadian captain, Lieutenant-Commander B. L. Johnson, R.N.R. with a largely reserve crew. HMS H8 was sold on 29 November 1921 in Arbroath.

Design

Like all pre-H11 British H-class submarines, H8 had a displacement of at the surface and while submerged. It had a total length of, a beam length of, and a draught length of. It contained a diesel engines providing a total power of and two electric motors each providing power. The use of its electric motors made the submarine travel at. It would normally carry of fuel and had a maximum capacity of.
The submarine had a maximum surface speed of and a submerged speed of. British H-class submarines had ranges of at speeds of. H8 was fitted with a Hotchkiss quick-firing gun and four torpedo tubes. Its torpedo tubes were fitted to the bows and the submarine was loaded with eight torpedoes. It is a Holland 602 type submarine but was designed to meet Royal Navy specifications. Its complement was twenty-two crew members.