National Stock Number
5310-00-448-5789
National Stock Number (NSN) 5310-00-448-5789, or NIIN 004485789, (nut,self-locking,extended washer,double hexagon) was assigned May 13, 1970 in the Federal Logistics Information System (FLIS). NIIN 004485789 was cancelled on July 2, 2007, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 5310004485787. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 suppliers are listed as Active suppliers 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.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 29729. [A NUT HAVING 12 DRIVE POINTS, 24 SIDES, AND AN INTEGRAL WASHER WHICH EXTENDS BEYOND THE POINTS OR PERIPHERY. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER.]. 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 5310004485789 does not contain precious metals.
This information was last updated on Aug 01, 2025.