National Stock Number
4320-01-559-0191
National Stock Number (NSN) 4320-01-559-0191, or NIIN 015590191, (pump subassembly,rotary) was assigned December 3, 2007 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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, 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. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is unique to one weapons system.
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) 00612. [TWO OR MORE DIFFERENT TYPES OF ITEMS HAVING A COMMON MOUNTING OR MOUNTED ON EACH OTHER, WHICH TOGETHER FORM A PORTION OF A ROTARY PUMP, BUT WHICH, IN ITSELF IS NOT A COMPLETE FUNCTIONING ITEM AND CANNOT BE ASSIGNED A MORE DEFINITE ITEM NAME.]. 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 4320015590191 does not contain precious metals.
This NSN is associated to Schedule B 8413919520: parts, nesoi, of pumps for liquids. The Schedule B End Use is listed as industrial engines. NAICS classification category 333911: pump and pumping equipment manufacturing.
This information was last updated on Jun 01, 2025.