National Stock Number
5310-00-010-8386
National Stock Number (NSN) 5310-00-010-8386, or NIIN 000108386, (washer,spring tension) was assigned May 10, 1968 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5310000880773.
There are 6 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 7 suppliers. Today, 6 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is 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 Aug 27, 2018. There have been 3 contracts issued for this part number, with 3 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE5E018V5337, SPE5E818V8373, SPM5A710M0443. The total value of the awarded contracts has been US$ 3,036.53.
This NSN is fairly common among different weapons systems, belonging to 16 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 Jun 02, 2005, 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) 15938. [A BENT SPRING METAL WASHER WITH A CENTRALLY LOCATED HOLE. IT IS DESIGNED TO EXERT PRESSURE AXIALLY WHEN ASSEMBLED IN PLACE.]. 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 5310000108386 contains an unknown precious metal.
This NSN is associated to Schedule B 7318210000: spring washers and other lock washers, iron or steel. 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 Jul 01, 2025.