National Stock Number
4320-01-065-4638
National Stock Number (NSN) 4320-01-065-4638, or NIIN 010654638, (pump unit,centrifugal) was assigned September 19, 1978 in the Federal Logistics Information System (FLIS). NIIN 010654638 was cancelled on October 2, 2009, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There are 4 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. 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) 17988. [AN ASSEMBLED UNIT CONSISTING OF A COMMONLY MOUNTED CENTRIFUGAL PUMP(S), PRIME MOVER(S), AND THE NECESSARY COMPONENTS TO PROVIDE FOR A COMPLETE OPERATION.]. 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 4320010654638 does not contain precious metals.
This information was last updated on Aug 01, 2025.