National Stock Number
4320-01-321-8341
National Stock Number (NSN) 4320-01-321-8341, or NIIN 013218341, (ejector assembly,air) was assigned June 23, 1990 in the Federal Logistics Information System (FLIS). NIIN 013218341 was cancelled on May 1, 2010, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There is only one manufacturer part number 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) 04167. [AN ASSEMBLED UNIT CONSISTING OF ONE OR MORE JET EJECTORS WITH INTERCONDENSERS AND/OR AFTERCONDENSERS DESIGNED TO MAINTAIN A PARTIAL VACUUM BY THE REMOVAL OF AIR AND OTHER NONCONDENSABLE GASES FROM A CLOSED VESSEL WITHOUT A RESULTING LOSS OF VAPOR TO THE ATMOSPHERE.]. 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 4320013218341 does not contain precious metals.
This information was last updated on Jul 01, 2025.