National Stock Number
4320-00-510-2738
National Stock Number (NSN) 4320-00-510-2738, or NIIN 005102738, (valve head,hydraulic motor-pump) was assigned January 1, 1963 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 a year. There have been 8 contracts issued for this part number, with 9 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPE7M423F0764, SPE7M322F0093, SPE7M421F0590, SPE7MC19F0771, SPE4A518F740N. The total value of the awarded contracts has been US$ 70,701.95.
This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 14,253. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Nov 04, 2016, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 61767. [A RIGID ITEM OF VARIOUS SHAPES. THE INTERNAL SURFACE IS MACHINED AND PORTED TO FORM PART OF THE VALVE. THE EXTERNAL SURFACE CONTAINS THE PORTS. IT HAS PROVISIONS FOR ATTACHMENT TO THE HOUSING OF A PUMP OR MOTOR. SEE ALSO VALVE PLATE, 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 4320005102738 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 Aug 01, 2025.