National Stock Number
2930-01-645-5146
National Stock Number (NSN) 2930-01-645-5146, or NIIN 016455146, (pump,cooling system,engine) was assigned June 19, 2015 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.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Feb 26, 2020. There have been 7 contracts issued for this part number, with 7 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 4 different suppliers. The last contract numbers awarded were: SPE7L520V1004, SPE7L519V1254, SPE7L518V2243, SPE7L517V1515, SPE7L516V2633. The total value of the awarded contracts has been US$ 30,045.65.
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 Jun 20, 2015, 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 2930016455146 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.