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Maintenance Category Z

Category Z ships will receive limited preservation as directed by COMNAVSEASYSCOM. Category Z are former nuclear powered ships and submarines plus nuclear-related tenders and service craft.

NAVSHIPSO
NAVSEA Shipbuilding Support Office
Norfolk Naval Shipyard
Code 284, Bldg 705
Portsmouth, VA 23709-5000
(757) 967-3484
(757) 967-2957 (FAX)