National Stock Number
4320-00-772-3635
National Stock Number (NSN) 4320-00-772-3635, or NIIN 007723635, (pump unit,rotary) was assigned January 1, 1960 in the Federal Logistics Information System (FLIS). NIIN 007723635 was cancelled on April 30, 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 no manufacturer part numbers associated to this NSN.
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.]. 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 4320007723635 does not contain precious metals.
This information was last updated on Jul 01, 2026.