National Stock Number
5307-01-681-8557
National Stock Number (NSN) 5307-01-681-8557, or NIIN 016818557, (stud,plain) was assigned July 10, 2019 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts. 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 2 contracts issued for this part number, with 2 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE4A621V1851, SPE5E420V3683. The total value of the awarded contracts has been US$ 547.60.
This NSN is unique to one weapons system.
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 Jul 11, 2019, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) This part is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 15948. [A HEADLESS FASTENER NOT EXCEEDING 12 INCHES (304.8 MM) IN LENGTH, THREADED EXTERNALLY ON BOTH ENDS WITH THREADS OF THE SAME NOMINAL DIAMETER. THE MAXIMUM DIAMETER OF THE UNTHREADED PORTION MUST NOT BE GREATER THAN THE NOMINAL THREAD DIAMETER PLUS 0.020 INCHES (0.508 MM). THE UNTHREADED PORTION MUST BE WITHOUT LOCKING OR WRENCHING PROVISIONS. IT MAY BE THREAD RELIEVED. SEE ALSO ROD, THREADED END AND ROD, CONTINUOUS 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 5307016818557 does not contain precious metals.
This information was last updated on Jul 01, 2025.