National Stock Number
4220-01-097-8653
National Stock Number (NSN) 4220-01-097-8653, or NIIN 010978653, (valve assembly,oral) was assigned July 20, 1980 in the Federal Logistics Information System (FLIS). NIIN 010978653 was cancelled on April 30, 2005, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 1386013446501. This NSN does not replace any other NSNs.
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 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) 77777. This item does not have a nuclear hardened feature but does have other critical feature(s) 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 4220010978653 does not contain precious metals.
This information was last updated on Apr 01, 2025.