National Stock Number
5310-01-552-9670
National Stock Number (NSN) 5310-01-552-9670, or NIIN 015529670, (washer,lock) was assigned June 29, 2007 in the Federal Logistics Information System (FLIS). NIIN 015529670 was cancelled on December 2, 2009, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 5310005825965. This NSN replaces 1 stock number, 5310015564491.
There are 3 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 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts. ISO Group has built a very strong supply chain for this NSN. We have direct relationships with 30 sources of supply.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 14218. [A WASHER, USUALLY ROUND, WITH A CENTRALLY-LOCATED HOLE. ITS EDGES AND TWO BEARING SURFACES ARE DESIGNED IN SUCH A WAY THAT APPLIED PRESSURE BRINGS INTO PLAY THE SPRING TENSION AND/OR FRICTIONAL LOCKING PRINCIPLE THAT MATERIALLY RESISTS ANY TENDENCY TOWARD TURNING. IT MAY BE MADE OF ONE OR TWO PIECES.]. 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 5310015529670 does not contain precious metals.
This information was last updated on Jun 01, 2025.