National Stock Number
4320-00-374-1403
National Stock Number (NSN) 4320-00-374-1403, or NIIN 003741403, (pump,hydraulic ram,hand driven) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 2410006211976.
There are 10 manufacturer part numbers associated with this NSN. 6 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 6 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are 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 27 contracts issued for this part number, with 41 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 5 different suppliers. The last contract numbers awarded were: SPE7M124V1035, SPE7M023P1042, SPE7M123V2145, SPE7MX21FA2CD, SPE7M121V2642. The total value of the awarded contracts has been US$ 134,570.32.
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. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 15,130. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 12, 2009, 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) 17989. [A POSITIVE DISPLACEMENT PUMP DESIGNED TO UTILIZE THE RECIPROCATING MOTION OF A SINGLE PISTON AS A MEANS FOR PROVIDING HYDRAULIC PRESSURE. A MANUAL CONTROL MAY BE PROVIDED FOR VARYING THE PRESSURE DELIVERED. EXCLUDES:JACK HYDRAULIC, HAND.]. 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 4320003741403 contains an unknown precious metal.
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 Jul 01, 2025.