National Stock Number
5310-01-485-0275
National Stock Number (NSN) 5310-01-485-0275, or NIIN 014850275, (nut,self-locking,extended washer,double hexagon) was assigned May 14, 2001 in the Federal Logistics Information System (FLIS). NIIN 014850275 was cancelled on February 2, 2002, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 5310001066544. 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.]. 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 5310014850275 contains silver.
This information was last updated on Jun 01, 2025.