National Stock Number
4320-01-057-1743
National Stock Number (NSN) 4320-01-057-1743, or NIIN 010571743, (head,hydraulic motor-pump) has an unknown assigned date. NIIN 010571743 was cancelled on May 31, 1997, 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) 61765. [AN ITEM WHICH SERVES THE DUAL PURPOSE OF CLOSING THE HOUSING OF A HYDRAULIC PUMP OR MOTOR AND OF PROVIDING EXTERNAL PORT CONNECTION(S). IT HAS NO INTERNAL PORTS. FOR HEADS WITH INTEGRAL VALVE PLATES, SEE VALVE HEAD, HYDRAULIC MOTOR-PUMP.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4320010571743 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.