National Stock Number
5307-01-252-7321
National Stock Number (NSN) 5307-01-252-7321, or NIIN 012527321, (stud,self-locking) was assigned April 7, 1987 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 5307009556189, 5307001918799.
There are 7 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are 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 Nov 20, 2012. There have been 2 contracts issued for this part number, with 2 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPM5E413MQB89, SPM5E413MQB89, SPM5E413V0745. The total value of the awarded contracts has been US$ 2,024.70.
This NSN is fairly common among different weapons systems, belonging to 18 different platforms.
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 Apr 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) 27783. [A HEADED FASTENER THREADED EXTERNALLY ON A PORTION OR ON THE FULL LENGTH OF THE SHANK. THE HEAD HAS PROJECTIONS ON THE UNDERSIDE OR PERIPHERY, OR IS OTHERWISE DESIGNED TO BE MECHANICALLY PRESSED AND EMBEDDED IN A METALLIC PANEL, OR THE LIKE. IT IS SECURELY LOCKED IN POSITION BY THE DISPLACED METAL. FOR ITEMS THAT REQUIRE LOCKING RINGS, SEE BOLT, SELF-LOCKING AND STUD, LOCKED IN. EXCLUDES:INSERT, SCREW THREAD.]. 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 5307012527321 does not contain precious metals.
This information was last updated on Jul 01, 2025.