National Stock Number
4320-01-128-8898
National Stock Number (NSN) 4320-01-128-8898, or NIIN 011288898, (cylinder block,hydraulic motor-p) was assigned March 27, 1982 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 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Aug 24, 2017. There have been 3 contracts issued for this part number, with 11 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE4AX14D9413, SPE4AX14D9413, SPE4AX14D9413, SPE4AX14D9413, SPE4AX14D9413. The total value of the awarded contracts has been US$ 512,154.77.
This NSN is fairly common among different weapons systems, belonging to 11 different platforms.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 02, 2005, 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) 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 4320011288898 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 Jun 01, 2025.