National Stock Number
4320-01-452-8946
National Stock Number (NSN) 4320-01-452-8946, or NIIN 014528946, (pump unit,hydraulic) was assigned February 12, 1998 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 4 manufacturer part numbers 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, 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.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Jun 25, 2018. There have been 8 contracts issued for this part number, with 8 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: SPE7M118V026F, SPE7M116V8101, SPE7M115V7766, SPE7M314V4944, SPM7M313V2939. The total value of the awarded contracts has been US$ 26,636.46.
This NSN is fairly common among different weapons systems, belonging to 19 different platforms.
There has been a small amount of 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 Apr 02, 2011, 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) 50993. [A POSITIVE DISPLACEMENT DEVICE USED TO TRANSFER HYDRAULIC FLUIDS FROM ONE PLACE TO ANOTHER. IT IS DESIGNED TO BE DRIVEN BY A PRIME MOVER WHICH IS AN INTEGRAL PART OF THE PUMP. DO NOT USE IF A MORE SPECIFIC NAME APPLIES.]. 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 4320014528946 does not contain precious metals.
This NSN is associated to Schedule B 8413500080: hydraulic fluid power pumps, nesoi. 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 May 01, 2025.