Orion class battleships (RN, 1910)

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specifications

Displacement: 22,200t load; 25,870t deep load
Dimensions: 177.1m oa x 27.0m x 7.6m mean
Machinery: 4-shaft Parsons turbines, 18 Babcock & Wilcox (Monarch Yarrow) boilers, 27,000shp = 21kts. Coal 3300t, oil800t. Range 6730nm at 10kts
Armour: 12in-8in (300mm-200mm) belt, 10in-3in (250mm-75mm) bulkheads, 10in-3in (250mm-75mm) barbettes, 11in (280mm) turret faces, 11in (280mm) CT, 4in-1in (100mm-25mm) decks
Armament: 10-13.5in (34.3cm)/45cal Mk V (5x2), 16-4in (10.2cm)/50cal BL Mk VII, 4-3pdr (47mm), 3-21in (53.3cm) TT sub (2 beam, 1 stern)
Complement: 752

units

Name Builder Laid down Launched Comp Fate Note
Orion Portsmouth DYd 29 Nov 1909 20 Aug 1910 Jan 1912 Dec 1922 sold for BU
Thunderer Thames IWks 13 Apr 1910 1 Feb 1911 Jun 1912 Dec 1926 sold for BU
Monarch Armstrong 1 Apr 1910 30 Mar 1911 Mar 1912 1925 Sunk as target
Conqueror Beardmore 5 Apr 1910 1 May 1911 Nov 1912 Dec 1922 sold for BU