National Stock Number
5365-00-321-1768
National Stock Number (NSN) 5365-00-321-1768, or NIIN 003211768, (ring,externally threaded) was assigned January 1, 1963 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. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is 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 Feb 13, 2018. There have been 7 contracts issued for this part number, with 8 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: SPE4A618P9476, SPE4A617P9416, SPE4A617P9416, SPE4A616MG491, SPE4A616MG491. The total value of the awarded contracts has been US$ 24,057.01.
This NSN is somewhat common among different platforms, belonging to 4 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. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 01, 2013, 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) 08417. [A CYLINDRICALLY SHAPED ITEM WITH A CONCENTRIC BORE AND A PERIPHERAL THREAD OVER ITS ENTIRE LENGTH OR OVER A PORTION THEREOF. ONE FACE IS DRILLED, SLOTTED, KNURLED, OR HAS PROJECTING LUGS FOR INSTALLATION AND/OR REMOVAL PURPOSES. EXCLUDES:RETAINER, OPTICAL ELEMENT.]. 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 5365003211768 does not contain precious metals.
This information was last updated on Aug 01, 2025.