National Stock Number (NSN) 5307-01-185-4990, or NIIN 011854990, (stud,self-locking) was assigned July 30, 1984 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 a year. There have been 11 contracts issued for this part number, with 11 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 6 different suppliers. The last contract numbers awarded were: SPE4A624V4247, SPE4A524V0305, SPE4A623PYQ76, SPE4A623PYZT9, SPE4A623P9705. The total value of the awarded contracts has been US$ 3,850.90.
This NSN is somewhat common among different platforms, belonging to 7 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. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 622. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Oct 19, 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) 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 5307011854990 does not contain precious metals.
This NSN is associated to Schedule B 7318155000: studs of iron or steel, threaded. The Schedule B End Use is listed as finished metal shapes. NAICS classification category 332722: bolt, nut, screw, rivet, and washer manufacturing.
This information was last updated on Jun 01, 2025.