National Stock Number
5310-01-218-1337
National Stock Number (NSN) 5310-01-218-1337, or NIIN 012181337, (washer,lock) was assigned October 8, 1985 in the Federal Logistics Information System (FLIS). NIIN 012181337 was cancelled on April 2, 1995, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 5310008839417. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN. ISO Group has several sources of supply for this NSN.
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.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5310012181337 does not contain precious metals.
This information was last updated on May 01, 2025.