| Name: | E 40 | 
| Type: | Submarine | 
| Keel: | 12/1914 | 
| Launched: | 09/11/1916 | 
| Completed: | 05/1917 | 
| Builder: | Palmers' Shipbuilding & Iron Co Ltd | 
| Yard: | Jarrow | 
| Yard Number: | 850 | 
| Dimensions: | 835disp subm, 662 disp surf, 181.0 x 23.5 x 12.5ft | 
| Engines: | 2 x Oil engines, 1600hp; 2 x Electric motors, 840hp | 
| Engines by: | |
| Propulsion: | 2 x Screws, 10.0knots subm, 16.0knots surf | 
| Construction: | Steel | 
| Armament: | 1 x 12pdr gun, 5 x 18ins torpedoes | 
| History: | |
| 05/1917 | British Royal Navy | 
| 14/12/1921 | Broken up | 
| Comments: | Member of the Admiralty E Class of submarines | 
| 1917: She was completed by Armstrong, Whitworth & Co Ltd | |
| 14/12/1921: Sold for breaking up by Petersen & Albeck | 

Above photo is of a typical E Class submarine. Photo is courtesy of Photoship

Profile of a typical E Class submarine courtesy of Photoship. Click HERE to enlarge
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