National Stock Number
5315-00-571-3557
National Stock Number (NSN) 5315-00-571-3557, or NIIN 005713557, (pin,lock) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 3 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, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 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 5 contracts issued for this part number, with 5 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 5 different suppliers. The last contract numbers awarded were: SPE5E221V1594, SPE5E221V1594, SPE5E018V2007, SPE4A018P0363, SPE5E714V5633. The total value of the awarded contracts has been US$ 12,920.82.
This NSN is somewhat common among different platforms, belonging to 6 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 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) 02387. [A FASTENING DEVICE FORMED FROM RESILIENT WIRE STOCK INTO A SHAPE RESEMBLING THE LETTER "U", OF WHICH AT LEAST ONE OF THE PRONGS IS STRAIGHT FOR INSERTION INTO A HOLE; THE OTHER PRONG MAY HAVE ONE OR MORE CURVATURES ALONG ITS LENGTH. IT IS DESIGNED TO HOLD ITSELF IN PLACE BY ITS INHERENT SPRING ACTION. SEE ALSO CLIP, RETAINING AND RING, RETAINING.]. 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 5315005713557 does not contain precious metals.
This NSN is associated to Schedule B 7319409000: pins of iron or steel nesoi. The Schedule B End Use is listed as cell phones and other household goods, n.e.c.. NAICS classification category 339993: fastener, button, needle, and pin manufacturing.
This information was last updated on Aug 01, 2025.