National Stock Number (NSN) 5310-00-807-1468, or NIIN 008071468, (nut,self-locking,extended washer) was assigned January 1, 1962 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 8 stock numbers. Five of the National Stock Numbers that it replaces are: 5310000956748, 5310004102988, 5310000451003, 5310004889124, 5310002082875.
There are 24 manufacturer part numbers associated with this NSN. 21 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 35 suppliers. Today, 28 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 5 suppliers are deemed design controlled or valid supply parts. ISO Group has built a very strong supply chain for this NSN. We have direct relationships with 41 sources of supply.
This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 36 contracts issued for this part number, with 41 awards given. There is heavy competition for this NSN. The US Government has awarded contracts to 14 different suppliers. The last contract numbers awarded were: SPE4A625PQ074, SPE4A625PQ074, SPE4A625PQ074, SPE4A625PQ074, SPE4A725P3421. The total value of the awarded contracts has been US$ 2,041,310.72.
This NSN is very common among different weapons systems, belonging to 236 different platforms.
There has been a moderate amount of demand for this national stock number. Globally, demand for this NSN has originated from 14 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Aug 21, 2019, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 29730. [A NUT HAVING 6 FLAT SIDES AND AN INTEGRAL WASHER WHICH EXTENDS BEYOND THE FLATS 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 5310008071468 does not contain precious metals.
This NSN is associated to Schedule B 7318160000: nuts of iron or steel. The Schedule B End Use is listed as finished metal shapes. NAICS classification category 332722: bolt, nut, screw, rivet, and washer manufacturing.
This information was last updated on Jul 01, 2025.