National Stock Number
5310-01-620-7342
National Stock Number (NSN) 5310-01-620-7342, or NIIN 016207342, (nut,self-locking,extended washer,double hexagon) was assigned August 7, 2013 in the Federal Logistics Information System (FLIS). NIIN 016207342 was cancelled on September 2, 2016, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 5310015760600. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. One of those 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, with the most recent procurement date of Mar 11, 2016. There have been 4 contracts issued for this part number, with 3 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE5E716V2307, SPE5E716V1643, SPE5E716MQ102, SPE5E716MQ102, SPE5E716V0995. The total value of the awarded contracts has been US$ 43,582.00.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 04, 2020, this NSN's acquisition method was noted as: Suitable for competitive acquisition for the first time. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
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 5310016207342 does not contain precious metals.
This information was last updated on Aug 01, 2025.