National Stock Number
5310-01-181-9339
National Stock Number (NSN) 5310-01-181-9339, or NIIN 011819339, (nut,self-locking,extended washer,double hexagon) was assigned June 18, 1984 in the Federal Logistics Information System (FLIS). NIIN 011819339 was cancelled on April 2, 1998, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 5310009151212. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to 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 5310011819339 does not contain precious metals.
This information was last updated on Jul 01, 2025.