National Stock Number
5310-01-189-5884
National Stock Number (NSN) 5310-01-189-5884, or NIIN 011895884, (nut,self-locking,extended washer,double hexagon) was assigned September 17, 1984 in the Federal Logistics Information System (FLIS). NIIN 011895884 was cancelled on August 2, 1997, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 5310011774992. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years.
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.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5310011895884 does not contain precious metals.
This information was last updated on Aug 01, 2025.