British Royal Navy`s A class submarine

The Holland boats served their purpose, of evaluating the potential of submarines, well and even before No.5 was completed the `improved Holland type` that was to supersede them was already being built. Only two months after Holland No.5`s launch the first of a new and class, based on the lessons learnt from the Holland boats, was launched and was designated HM Submarine A-1. The A Class was a direct evolution from the tiny Holland`s.
Specifications, HMS A-1, A class:
Keel laid down by Vickers Sons & Maxim Ltd in Barrow-in-Furness as Holland No.6;
launched July 7, 1902; commissioned February 2, 1903 with Captain Reginald Bacon.
Displacement (srf/sub tons):
Dimensions (L*B*D feet): 80`1*9`2*7`10
Propulsion: powered on the surface by a 350hp 16-cylinder Wolseley petrol engine, one 125hp electric motor for submergence driving a single propeller,
Speed (srf/sub knots):
Range (srf/sub n/miles@knots): 320@10 or 400@8/24@6 or 30@4
Diving depth (feet): 100
Complement: 2 officers 9 enlisted
Torpedo: 1*18" bow torpedo tube containing a total of 3 Whitehead torpedoes
Mines: none
Armament: none


Only 13 submarines of this design were ever built, by Vickers Sons & Maxim Ltd in Barrow-in-Furness, in a short period between 1902 and 1905.
Back to History Index

Image Country Year Description
Saint Kitts & Nevis 2001 A class submarine no.A-1 launched 1902 Vickers, Baarrow on Furness
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