National Stock Number
5320-01-231-7551
National Stock Number (NSN) 5320-01-231-7551, or NIIN 012317551, (collar,pin-rivet) was assigned May 3, 1986 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.
This part number has not been procured by the US Government in over 5 years.
This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.
There has been very little 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 Dec 14, 2013, 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) 67166. [A SOFT METAL OR NONMETAL SLEEVE, DESIGNED TO MATE WITH A PIN-RIVET. IT MAY INCLUDE AN EXTERNAL WRENCHING FACILITY WHICH BREAKS OFF AT A PERDETERMINED TORQUE TO FORM A HEAD.]. 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 5320012317551 does not contain precious metals.
This information was last updated on Aug 01, 2025.