National Stock Number (NSN) 5310-01-112-8672, or NIIN 011128672, (washer,spring tension) was assigned May 12, 1981 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. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 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 5 years, with the most recent procurement date of Apr 12, 2019. There have been 12 contracts issued for this part number, with 21 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE4AX19F2904, SPE4AX19F2520, SPE4AX19F2520, SPE4AX19F1142, SPE4AX19F0594. The total value of the awarded contracts has been US$ 11,267.81.
This NSN is fairly common among different weapons systems, belonging to 21 different platforms.
The 24 month forecast from the US Government for this part number has medium volatility, with an estimated forecasted value of US$ 1,484. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 17, 2012, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The Government does not have adequate data, lacks rights to data, or both, needed to purchase this part from additional sources. Valid AMCs: 1, 2, 3, 4 and 5.
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 5310011128672 does not contain precious metals.
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 Jun 01, 2025.