National Stock Number
5365-01-646-0348
National Stock Number (NSN) 4730-01-646-0348, or NIIN 016460348, (ring,nut,tube coupling) was assigned July 9, 2015 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 10, 2015, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) Acquisition of this part is controlled by QPL procedures. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 53432. [A SEMIRIGID METAL ITEM OF ROUND CROSS SECTION AND PREDETERMINED LENGTH, DESIGNED TO BE INSERTED INTO AN INTERNAL GROOVE OF A NUT,TUBE COUPLING. IT IS USED TO POSITION AND RETAIN THE TUBE WITHIN THE NUT. EXCLUDES:RING,RETAINING.]. 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 4730016460348 does not contain precious metals.
This information was last updated on Jul 01, 2025.