National Stock Number
4320-01-172-0842
National Stock Number (NSN) 4320-01-172-0842, or NIIN 011720842, (impeller,pump,centrifugal) was assigned February 15, 1984 in the Federal Logistics Information System (FLIS). NIIN 011720842 was cancelled on March 2, 2012, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 2910014656638. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 10089. [AN ITEM CONSISTING OF BLADES OR PADDLES EQUALLY SPACED AROUND THE PERIPHERY OF A HUB, ROTOR, OR WHEEL. IT IS THE ROTATING PART OF A PUMP, CENTRIFUGAL.]. 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 4320011720842 does not contain precious metals.
This information was last updated on Aug 01, 2025.