| Built By: | Vickers (Barrow) |
| Build Group: | Excalibur |
| Fate: | Broken Up 1970 |
Laid Down in 1952
Excalibur was built at a cost of 1,142,000 pound
| 25-02-1956 | Launched |
| Official | ||
| Admiralty Approved | 8th Aug, 1946 | |
| Motto | Deo duce ferro comitante. (God is my leader and his sword my companion.) | |
| Symbology | The sword in the stone from Arthurian legend. | |
| Design Notes | A rock proper sits upon a green mound wherein is fixed a gold-hilted sword enfiled with an antique gold crown against a field of blue. | |
| Additional Notes | Excalibur and Explorer were so named to indicate that they were EXperimental submarines. | |
| Length overall | 225 ft 6 inch |
| Beam | 15 ft 8 inch |
| Draught | 11 ft |
| Propulsion | High Test Peroxide (HTP) steam raising plant driving 15,000 shp steam turbines (submerged) |
| Diesel/Electric (surfaced) | |
| No. of shafts | 2 |
| Displacement | 780 tons (surface) |
| 1120 tons (submerged) | |
| Speed | 25 knots (surface) |
| 25 knots (submerged) | |
| Armament | None |
| Complement | 49 |
Sentinel (P 256) |
|
| Class: | 1935 - 1970: Improved S Class |
| Built By: | |
| Build Group: | S3 |
|
Fate: Sold 28th February 1962. Scrapped Gillingham |
|
Television drama starring David Jason. 40 years after a British submarine goes missing at the end of the war, it re-appears, and the British government send the remaining crew member (Jason) with a new crew to trace the sub's last happenings. But the new crew start showing characteristics of the old crew.
11 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.
| Official | ||
| Admiralty Approved | 8th Aug, 1946 | |
| Motto | Deo duce ferro comitante. (God is my leader and his sword my companion.) | |
| Symbology | The sword in the stone from Arthurian legend. | |
| Design Notes | A rock proper sits upon a green mound wherein is fixed a gold-hilted sword enfiled with an antique gold crown against a field of blue. | |
| Additional Notes | Excalibur and Explorer were so named to indicate that they were EXperimental submarines. | |
| Length overall | 225 ft 6 inch |
| Beam | 15 ft 8 inch |
| Draught | 11 ft |
| Propulsion | High Test Peroxide (HTP) steam raising plant driving 15,000 shp steam turbines (submerged) |
| Diesel/Electric (surfaced) | |
| No. of shafts | 2 |
| Displacement | 780 tons (surface) |
| 1120 tons (submerged) | |
| Speed | 25 knots (surface) |
| 25 knots (submerged) | |
| Armament | None |
| Complement | 49 |
Sentinel (P 256) |
|
| Class: | 1935 - 1970: Improved S Class |
| Built By: | |
| Build Group: | S3 |
|
Fate: Sold 28th February 1962. Scrapped Gillingham |
|
Television drama starring David Jason. 40 years after a British submarine goes missing at the end of the war, it re-appears, and the British government send the remaining crew member (Jason) with a new crew to trace the sub's last happenings. But the new crew start showing characteristics of the old crew.
11 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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