National Stock Number
5310-14-463-2621
National Stock Number (NSN) 5310-14-463-2621, or NIIN 144632621, (washer,seal) has an unknown assigned date. NIIN 144632621 was cancelled on January 2, 2012, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 5330012059837. This NSN does not replace any other NSNs.
There are 2 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 one supplier. Today, there are no suppliers listed as an Active supplier 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 assigned to Item Name Code (INC) 37917. [A WASHER OF VARIOUS SHAPES HAVING A CENTRALLY LOCATED HOLE. IT IS PRIMARILY USED AS A SEAT FOR A BOLT OR SCREW TO DISTRIBUTE PRESSURE AND HAS A SEALING ELEMENT. IT MAY BE USED IN CONNECTION WITH METALLIC WASHERS TO WHICH IT CAN BE BONDED.].
This information was last updated on Dec 03, 2025.