National Stock Number
4320-01-599-3231
National Stock Number (NSN) 4320-01-599-3231, or NIIN 015993231, (cylinder block,hydraulic motor-p) was assigned September 22, 2011 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, 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) 61788. [A BASICALLY CYLINDRICAL ITEM WITH RADIAL OR AXIAL CYLINDER BORES EQUIDISTANT FROM EACH OTHER AND FROM THE SHAFT AXIS. IT IS DESIGNED TO HOUSE THE PISTONS OF A RADIAL OR AXIAL PISTONS MOTOR OR PUMP.]. 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 4320015993231 does not contain precious metals.
This NSN is associated to Schedule B 8413919050: parts of hydraulic fluid power pumps. The Schedule B End Use is listed as industrial engines. NAICS classification category 333996: fluid power pump and motor manufacturing.
This information was last updated on Jul 01, 2025.