CSS Manassas

Scuttled

Type	Ironclad
War	American Civil War
Main guns	1 × 64-pounder gun

Converted tug turned armoured ram. Rammed Mississippi and Brooklyn below New Orleans, then was run ashore, set on fire and sank.

CSS Manassas, formerly the steam propeller Enoch Train, was built at Medford, Massachusetts, by J. O. Curtis in 1855. A New Orleans commission merchant, Captain John A. Stevenson, acquired her for use as a privateer and fitted her out at Algiers, Louisiana as an ironclad ram of radically modern desi Photo: Wash drawing by R.G. Skerrett, 1904., Public domain · Wikimedia Commons

Armament and specifications

Armament

One 64-pounder Dahlgren, later replaced by one 32-pounder

Builder	James. O. Curtis, Medford, Massachusetts
Launched	1853 or 1855
Commissioned	September 12, 1861
Displacement	387 tons
Length	143 ft (44 m)
Complement	36 officers and men

As built, from the ship's Wikipedia article. Figures there may cover later refits too.

Career

Launched

1853 or 1855

Battle of Forts Jackson and St. Philip

Scuttled

18–28 April 1862

Run ashore and set on fire