| Built By: | Chatham Dockyard (Medway) |
| Build Group: | D |
| Fate: | Scrapped 19th December 1921. |
1914: 8th Flotilla Portsmouth, HMS Maidstone and Adamant
1914: 8th Flotilla. HMS Maidstone, Harwich.
Had an encounter with a submerged German U-boat in May of 1918 which resulted with her periscopes being damaged.
| 14-02-1910 | Laid Down |
| 14-01-1911 | Launched |
| 14-12-1911 | Completed |
| 10-02-1918 | D7 had a frightening experience when she was depth-charged by the destroyer HMS Pelican in a case of mistaken identity. Considerable damage was caused during the attack. Eventually the boat was able to surface and identify herself |
| Length overall | 164 ft |
| Beam | 13 ft 10 7/8 inch |
| Depth | 13 ft 11 1/8 inch |
| Displacement | Surface 495 tons |
| Submerged 620 tons | |
| Diving Depth | 100 ft |
| Speed | Surface 14.5 knots (design) |
| Surface 14.5 knots (service) | |
| Submerged 9 knots (design) | |
| Submerged 9+ knots (service) | |
| No. of shafts | 2 |
| Propeller | 3 blades, 5 ft diameter |
| Armament | 2 x 18 inch bow tubes |
| 1 x 18 inch stern tube | |
| (6 torpedoes carried) | |
| Endurance | Surface: 2500 miles at 10 knots (design) |
| Surface: 2500 miles at 11.5 knots (service) | |
| Submerged: 70 miles at 5 knots (design) | |
| Complement | 3 officers and 22 ratings |
| Class: | 1990 - 1994: Upholder Class |
| Built By: | Cammell Laird (Mersey) |
| Build Group: | 2400 |
| Fate: | |
| Laid up 1995 then Lease/sold to Canadians in 2000 became Cornerbrook | |
A vividly detailed account of life aboard U.S. submarines in the Pacific during World War II.
An understated but absorbing journal from a veteran of 11 underseas missions in the close quarters of a fleet submarine against Japanese shipping during WW II's Pacific campaigns.
A 1939 graduate of the US Naval Academy.
12 pages added or updated in the last 2 month
Please help to maintain this site by reporting any Errors, Broken Links, Information or Site Issues on this page using this button
If you find this site useful, please consider supporting my work with a small Donation.
Please Note: Donations made using this option go directly to the site owner and not to the Submariners Association.
Thankyou for your support.
| Length overall | 164 ft |
| Beam | 13 ft 10 7/8 inch |
| Depth | 13 ft 11 1/8 inch |
| Displacement | Surface 495 tons |
| Submerged 620 tons | |
| Diving Depth | 100 ft |
| Speed | Surface 14.5 knots (design) |
| Surface 14.5 knots (service) | |
| Submerged 9 knots (design) | |
| Submerged 9+ knots (service) | |
| No. of shafts | 2 |
| Propeller | 3 blades, 5 ft diameter |
| Armament | 2 x 18 inch bow tubes |
| 1 x 18 inch stern tube | |
| (6 torpedoes carried) | |
| Endurance | Surface: 2500 miles at 10 knots (design) |
| Surface: 2500 miles at 11.5 knots (service) | |
| Submerged: 70 miles at 5 knots (design) | |
| Complement | 3 officers and 22 ratings |
| Class: | 1990 - 1994: Upholder Class |
| Built By: | Cammell Laird (Mersey) |
| Build Group: | 2400 |
| Fate: | |
| Laid up 1995 then Lease/sold to Canadians in 2000 became Cornerbrook | |
A vividly detailed account of life aboard U.S. submarines in the Pacific during World War II.
An understated but absorbing journal from a veteran of 11 underseas missions in the close quarters of a fleet submarine against Japanese shipping during WW II's Pacific campaigns.
A 1939 graduate of the US Naval Academy.
12 pages added or updated in the last 2 month
Please help to maintain this site by reporting any Errors, Broken Links, Information or Site Issues on this page using this button
If you find this site useful, please consider supporting my work with a small Donation.
Please Note: Donations made using this option go directly to the site owner and not to the Submariners Association.
Thankyou for your support.

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