National Stock Number
5305-00-452-1993
National Stock Number (NSN) 5305-00-452-1993, or NIIN 004521993, (screw special) was assigned May 8, 1970 in the Federal Logistics Information System (FLIS). NIIN 004521993 was cancelled on October 25, 2002, 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, there are no suppliers that are 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) 77777. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5305004521993 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.