National Stock Number
5310-12-143-7061
National Stock Number (NSN) 5310-12-143-7061, or NIIN 121437061, (washer,spring tension) has an unknown assigned date. This NSN does not replace any other NSNs.
There are 20 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 16 suppliers. Today, 15 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.
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 information was last updated on Oct 20, 2025.