National Stock Number
2590-00-448-4818
National Stock Number (NSN) 2590-00-448-4818, or NIIN 004484818, (valve,poppet,hull drain) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 004484818 was cancelled on April 30, 2010, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 61313. [A MUSHROOM OR TULIP-SHAPED ITEM HAVING AN EXTENDED STEM WHICH IS SPECIFICALLY DESIGNED TO PERMIT DRAINAGE OF A VEHICLE HULL. IT IS MANUALLY OPERATED EITHER DIRECTLY OR THROUGH A SERIES OF LINKAGE FOR REMOTE CONTROL. IT MAY HAVE RUBBER VULCANIZED ON THE SEATING SURFACE FOR POSITIVE SEALING.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2590004484818 does not contain precious metals.
This information was last updated on Aug 01, 2025.