National Stock Number
5365-00-405-7576
National Stock Number (NSN) 5365-00-405-7576, or NIIN 004057576, (ring,lock,serrated) was assigned September 20, 1972 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 7 stock numbers. Five of the National Stock Numbers that it replaces are: 5365011076962, 5365001622974, 5365009353668, 5365010414697, 5307010416094.
There are 22 manufacturer part numbers associated with this NSN. 10 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 16 suppliers. Today, 15 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts. ISO Group has a strong supply network for this NSN, with 21 sources of supply.
This part number is actively being procured by the US Government, with procurement history within the last 90 days. There have been 18 contracts issued for this part number, with 24 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: SPE4A725F4281, SPE4A725F2999, SPE4A725F2493, SPE4A725F1027, SPE4A725F1027. The total value of the awarded contracts has been US$ 25,855.63.
This NSN is very common among different weapons systems, belonging to 80 different platforms.
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 Jul 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (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) 16013. [A LOCKING DEVICE WHICH IS SERRATED ON THE INSIDE AND OUTSIDE DIAMETERS. IT MAY HAVE OUTER SERRATIONS OMITTED ON ONE OR TWO SIDES FOR CLOSE EDGE INSTALLATION. THE INNER SERRATIONS ENGAGE THE MATING SERRATIONS OF BOLTS, INSERTS, NUTS, STUDS OR SIMILAR ITEMS TO BE LOCKED IN PLACE. THE OUTER SERRATIONS BROACH THEIR WAY INTO PARENT MATERIAL WHEN DRIVEN OR PRESSED INTO PLACE.]. 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 5365004057576 does not contain precious metals.
This information was last updated on May 01, 2025.