National Stock Number
4320-01-193-7450
National Stock Number (NSN) 4320-01-193-7450, or NIIN 011937450, (pump unit,rotary) was assigned November 7, 1984 in the Federal Logistics Information System (FLIS). NIIN 011937450 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 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, one supplier is listed as an Active supplier 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.
This NSN is assigned to Item Name Code (INC) 18181. [AN ASSEMBLED UNIT CONSISTING OF A COMMONLY MOUNTED ROTARY PUMP(S), PRIME MOVER(S), AND THE NECESSARY COMPONENTS TO PROVIDE FOR A COMPLETE OPERATION.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4320011937450 does not contain precious metals.
This information was last updated on Aug 01, 2025.