National Stock Number (NSN) 5320-00-178-8720, or NIIN 001788720, (pin-rivet) was assigned February 24, 1973 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 5320014146556, 5320011639354.
There are 2 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 13 suppliers. Today, 11 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 10 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over a year. There have been 14 contracts issued for this part number, with 14 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 9 different suppliers. The last contract numbers awarded were: SPE4A221F2178, SPE4A221F1135, SPM5E120FA26K, SPE5E920V2198, SPE5E918V4799. The total value of the awarded contracts has been US$ 14,532.47.
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. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 15, 2015, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 67165. [A METALLIC OR NONMETALLIC ITEM, HEADED AT ONE END, WITH A CYLINDRICALLY SHAPED SHANK WHICH MAY BE TAPERED, GROOVED, OR THREADED. A LOCKING COLLAR OR SLEEVE MAY BE PROVIDED TO PERFORM THE SAME HOLDING ACTION AS THE CLINCHING PORTION OF A CONVENTIONAL RIVET. THE SHANK MAY INCLUDE AN EXTERNAL WRENCHING FACILITY WHICH BREAKS OFF AT A PREDETERMINED APPLIED TORQUE.]. 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 5320001788720 contains an unknown precious metal.
This NSN is associated to Schedule B 8108908000: other wrought titanium, nesoi. The Schedule B End Use is listed as nonferrous metals, other. NAICS classification category 331491: nonferrous metal (except copper and aluminum) rolling, drawing, and extruding.
This information was last updated on Jul 01, 2025.