The IX (unclassified–miscellaneous)hull classification symbol is used for ships of the
United States Navy that do not fit into one of the standard categories.[1][2] Similar lists of 'miscellaneous' ships can found at
Ship status is indicated as either currently active [A] (including ready reserve), inactive [I], or precommissioning [P]. Ships in the inactive category include only ships in the inactive reserve, ships which have been disposed from US service have no listed status. Ships in the precommissioning category include ships under construction or on order; IX ships are generally not ordered as such, but are rather converted from other roles.
During the naval build-up for World War II over 25 vessels of
Maritime Commission (MarCom, later MarAd) standard designs were converted to US Navy unclassified miscellaneous vessels (several after suffering heavy damage in commercial service):
A number of submarines were briefly given the IXSS hull symbol in 1971 prior to their disposal, nearly all had previously held the
AGSS designation.[34]
^"Old Sailing Ship Handles War Job". San Pedro News Pilot. Vol. 18, no. 63. 1945-05-17. p. 8. Retrieved 2023-05-22. they languish at the end of an anchor just outside Breakwater Light, aboard what was the three-master Metha Nelson, now converted into an identification ship.[...]The navy didn't want a large modern ship. After all, it wasn't going anywhere. Now its main variety is when port pilots drop in, causing it to be known as the "pilots' boardinghouse."
^Naval History And Heritage Command (26 June 2015).
"Brave". Dictionary of American Naval Fighting Ships. Naval History And Heritage Command. Retrieved 1 September 2019.
^Naval History And Heritage Command.
"City of Dalhart". Dictionary of American Naval Fighting Ships. Naval History And Heritage Command. Retrieved 2 September 2019.
^Naval History And Heritage Command.
"Araner II (IX-226)". Dictionary of American Naval Fighting Ships. Naval History And Heritage Command. Retrieved 1 July 2019.
^Newman, Barry (February 24, 2009). "The Navy has a Top-Secret Vessel it wants to put on display; Sea Shadow and its Satellite-Proof Barge need a home; Plotting in Providence". Wall Street Journal. p. 1.
^W. Sayers, Ken (23 May 2019). U.S. Navy Auxiliary Vessels: A History and Directory from World War I to Today.
Jefferson, North Carolina: McFarland. p. 338.
ISBN978-1476635323.
Friedman, Norman (1994). U.S. Submarines Since 1945: An Illustrated Design History. Annapolis, Maryland: United States Naval Institute.
ISBN1-55750-260-9.
The IX (unclassified–miscellaneous)hull classification symbol is used for ships of the
United States Navy that do not fit into one of the standard categories.[1][2] Similar lists of 'miscellaneous' ships can found at
Ship status is indicated as either currently active [A] (including ready reserve), inactive [I], or precommissioning [P]. Ships in the inactive category include only ships in the inactive reserve, ships which have been disposed from US service have no listed status. Ships in the precommissioning category include ships under construction or on order; IX ships are generally not ordered as such, but are rather converted from other roles.
During the naval build-up for World War II over 25 vessels of
Maritime Commission (MarCom, later MarAd) standard designs were converted to US Navy unclassified miscellaneous vessels (several after suffering heavy damage in commercial service):
A number of submarines were briefly given the IXSS hull symbol in 1971 prior to their disposal, nearly all had previously held the
AGSS designation.[34]
^"Old Sailing Ship Handles War Job". San Pedro News Pilot. Vol. 18, no. 63. 1945-05-17. p. 8. Retrieved 2023-05-22. they languish at the end of an anchor just outside Breakwater Light, aboard what was the three-master Metha Nelson, now converted into an identification ship.[...]The navy didn't want a large modern ship. After all, it wasn't going anywhere. Now its main variety is when port pilots drop in, causing it to be known as the "pilots' boardinghouse."
^Naval History And Heritage Command (26 June 2015).
"Brave". Dictionary of American Naval Fighting Ships. Naval History And Heritage Command. Retrieved 1 September 2019.
^Naval History And Heritage Command.
"City of Dalhart". Dictionary of American Naval Fighting Ships. Naval History And Heritage Command. Retrieved 2 September 2019.
^Naval History And Heritage Command.
"Araner II (IX-226)". Dictionary of American Naval Fighting Ships. Naval History And Heritage Command. Retrieved 1 July 2019.
^Newman, Barry (February 24, 2009). "The Navy has a Top-Secret Vessel it wants to put on display; Sea Shadow and its Satellite-Proof Barge need a home; Plotting in Providence". Wall Street Journal. p. 1.
^W. Sayers, Ken (23 May 2019). U.S. Navy Auxiliary Vessels: A History and Directory from World War I to Today.
Jefferson, North Carolina: McFarland. p. 338.
ISBN978-1476635323.
Friedman, Norman (1994). U.S. Submarines Since 1945: An Illustrated Design History. Annapolis, Maryland: United States Naval Institute.
ISBN1-55750-260-9.