British mortar vessel 'Convulsion' (1804)

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Convulsion
Nominal Guns	4	BWAS-1793
Nationality	United Kingdom of Great Britain and Ireland
Operator	Royal Navy
Ordered	22.5.1804	BWAS-1793
Keel Laid Down	8.1804	BWAS-1793
Launched	31.8.1804	BWAS-1793
How acquired	Purpose built	BWAS-1793
Shipyard	Rotherhithe - London - Surrey	BWAS-1793
Ship Class	Convulsion Class (1804)	BWAS-1793
Designed by	The SurveyorsBritish Designer Ship Builder Service 1739-1806	BWAS-1793
Constructor	Samuel BrentBritish Ship Builder Service 1760-1814	BWAS-1793
Category	Unrated	BWAS-1793
Ship Type	Mortar Vessel	BWAS-1793
Sold	27.8.1806	BWAS-1793

Dimensions

DimensionMeasurementTypeMetric EquivalentBWAS-1793
Length of Gundeck49' 0 ½"Imperial Feet14.9479
Length of Gundeck60' 0"Imperial Feet18.288
Breadth17' 2"Imperial Feet5.1889
Depth in Hold7' 0"Imperial Feet2.1336
Burthen76 ⁸¹⁄₉₄Tons BM
Oar banks15

Armament

31.8.1804Broadside Weight = 36 Imperial Pound ( 16.326 kg)BWAS-1793
Gun Deck4 British 18-Pound Carronade
Gun Deck1 British 10" Mortar

1 Ship Commander

DatesRankNameSource
1805 - 6.1806Acting LieutenantBWAS-1793

Service History

DateEventSource
4.9.1804Began fitting at Deptford Dockyard - Deptford BWAS-1793
28.9.1804Completed fitting at Deptford Dockyard - Deptford BWAS-1793
6.1806Paid offBWAS-1793

Sources

IDNameAuthorType

BWAS-1793Rif Winfield, Book

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Date posted	By	Page
Saturday 13th of June 2026 08:07	Jon Miller	British sloop 'Kingfisher' (1782) (18) 1782-1798 British 18 Gun Unrated Sloop
Saturday 13th of June 2026 08:05	Jon Miller	British Fifth Rate frigate 'Beaulieu' (1791) (40) 1791-1806 British 40 Gun 5th Rate Frigate
Saturday 13th of June 2026 08:02	Jon Miller	British Fifth Rate frigate 'Artois' (1794) (38) 1794-1797 British 38 Gun 5th Rate Frigate
Saturday 13th of June 2026 07:58	Jon Miller	British Fifth Rate frigate 'Amphion' (1780) (32) 1780-1796 British 32 Gun 5th Rate Frigate
Saturday 13th of June 2026 07:56	Jon Miller	Sir William BoltonBritish Naval Sailor Service 1795-1815

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