SEA SHADOW (IX-529)


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Year Built
1985
Official Number
--
Shipyard
Lockheed Corporation
General Type
Naval Combatant
Specific Type
Naval Combatant Other
MARAD Type
Military
Ship Length
164.00 feet
Beam
68.00 feet
Mast Height
--
Net Tons
--
Gross Tons
--
Cargo Capacity
--
Draft, Summer
15.00 tons
Draft, Lightweight
--
Displacement, Summer
563.00 tons
Displacement, Lightweight
499.00 tons
Immersion, Summer
--
Immersion, Lightweight
--
Fate
Transferred - U.S. Govt.

Historical Narrative



Sea Shadow was an experimental stealth ship developed by the U.S. Navy to study methods to limit a vessel’s radar profile and test the stability of the Small Waterplane Area Twin Hull (SWATH) hull configuration. 

Although construction was completed in 1985, the Navy never fully commissioned the vessel.  Sea Shadow was constructed and tested under a high degree of secrecy; until the Navy made its existence public in 1993, all tests were conducted at night.  

Sea Shadow
entered the Suisun Bay Reserve Fleet under a reimbursable custody agreement on September 12, 2006. Sea Shadow was sold and departed on July 13, 2012.


Vessel Name History

SEA SHADOW (IX-529)

Mission

No Mission for this vessel

Historical Documents

No documents for this vessel


Milestones


Event Date Content
Entry
9/12/2006 Entered Suisun Bay Reserve Fleet
Status Change
9/21/2006 Available for Navy Donation. Includes Hughes Mining Barge (HMB-1) as housing vessel.
Departed Fleet
7/13/2012 Vessel departed fleet after being sold by US Navy

Ship Imagery




Status Cards


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Documents


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Plans


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Shipwreck Information


No ship wreck information for this vessel