National Stock Number (NSN) 2930-00-313-6445, or NIIN 003136445, (pump,cooling system,engine) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 3 stock numbers: 2930000972480, 2930003541234, 2930003504780.
There are 25 manufacturer part numbers associated with this NSN. 23 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 19 suppliers. Today, 11 suppliers are listed as Active suppliers 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 22 contracts issued for this part number, with 22 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 8 different suppliers. The last contract numbers awarded were: SPE7L124P2122, SPE7L523P1723, SPE7L323F3709, SPE7L323F0736, SPE7L322F074Z. The total value of the awarded contracts has been US$ 83,555.91.
This NSN is very common among different weapons systems, belonging to 35 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$ 7,695. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 18, 2010, 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) 35988. [A POWER DRIVEN ITEM SPECIFICALLY DESIGNED TO CIRCULATE WATER MIXED WITH ANTIFREEZE AND THE LIKE THROUGH THE BLOCK AND RADIATOR FOR COOLING. MAY INCLUDE ITEMS SUCH AS PULLEY; COUPLING; GEAR AND THE LIKE. EXCLUDES PUMP (AS MODIFIED).]. 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 2930003136445 contains an unknown precious metal.
This NSN is associated to Schedule B 8413309000: fuel, lubricating or cooling medium pumps for internal combustion ptston engines, except fuel-injection pumps. The Schedule B End Use is listed as engines and engine parts (carburetors, pistons, rings, and valves.
This information was last updated on Aug 01, 2025.