National Stock Number
4320-01-257-8834
National Stock Number (NSN) 4320-01-257-8834, or NIIN 012578834, (cylinder block,hydraulic motor-pump) has an unknown assigned date. NIIN 012578834 was cancelled on May 2, 1990, with a cancelled status of "Item is Cancelled WITHOUT Replacement." 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) 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.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4320012578834 does not contain precious metals.
This information was last updated on Jun 01, 2025.