National Stock Number
5325-01-631-8303
National Stock Number (NSN) 5325-01-631-8303, or NIIN 016318303, (fastener,positive lock) was assigned September 26, 2014 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
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 11 contracts issued for this part number, with 11 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 4 different suppliers. The last contract numbers awarded were: SPE4A525FAFGV, SPE4A624FALK7, SPE4A624FALK7, SPE4A624FA18L, SPE4A624FA18L. The total value of the awarded contracts has been US$ 17,240.81.
This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 7,189. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Oct 09, 2014, 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) 18016. [AN ITEM CONSISTING OF A STUD, POSITIVE LOCK AND A RECEPTACLE, POSITIVE LOCK AND MAY INCLUDE A WASHER. IT IS DESIGNED TO PROVIDE A MEANS FOR SECURELY LOCKING TWO ITEMS TOGETHER AND ALLOW FOR QUICK DISCONNECTING.]. 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 5325016318303 does not contain precious metals.
This information was last updated on Jul 01, 2025.