National Stock Number
5310-00-021-8457
National Stock Number (NSN) 5310-00-021-8457, or NIIN 000218457, (nut,plain,castellated,hexagon) has an unknown assigned date. NIIN 000218457 was cancelled on October 17, 1996, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 5310000803500. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to 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) 01854. [A NUT HAVING 6 FLAT SIDES, FLAT ON THE BOTTOM AND HAVING A SLOTTED CYLINDRICAL OR DOME SHAPED UPPER PORTION. IT IS DESIGNED TO PROVIDE POSITIVE LOCKING WHEN USED WITH A SOLID OR SPLIT (COTTER) PIN. EXCLUDES:NUT (1), PLAIN, SLOTTED, HEXAGON.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5310000218457 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.