National Stock Number
5310-00-624-6189
National Stock Number (NSN) 5310-00-624-6189, or NIIN 006246189, (washer set,spring tension,matche) was assigned March 3, 1975 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.
This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 11 contracts issued for this part number, with 13 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: SPE4A525FA6QL, SPE4A525FA6QL, SPE4A622PH511, SPE4A622PD813, SPE5E820V4205. The total value of the awarded contracts has been US$ 38,870.62.
This NSN is somewhat common among different platforms, belonging to 9 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 Jun 02, 2005, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 31627. [A GROUPING OF TWO OR MORE IDENTICAL OR SIMILAR WASHER (1), SPRING TENSION WHICH HAVE BEEN MATCHED TOGETHER TO MEET A SPECIFIC DEFLECTED HEIGHT TOLERANCE WHEN A PREDETERMINED LOAD COMPRESSION IS AXIALLY APPLIED. INCLUDES ONLY THOSE WASHERS DESIGNED AND TESTED TO ACCOMPLISH A SPECIFICALLY DESIRED FUNCTION.]. 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 5310006246189 does not contain precious metals.
This information was last updated on Jul 01, 2025.