National Stock Number
4420-01-389-9046
National Stock Number (NSN) 4420-01-389-9046, or NIIN 013899046, (core assembly,fluid cooler) was assigned May 6, 1994 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 5 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over a year. There have been 25 contracts issued for this part number, with 46 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: SPE8E824P0660, SPE7L123FAHJ7, SPE7L123FA56C, SPE7L122FA41X, SPE7L121FAZ82. The total value of the awarded contracts has been US$ 205,792.12.
This NSN is fairly common among different weapons systems, belonging to 23 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 12, 2008, 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) 36982. [AN ASSEMBLED UNIT WHICH MAY CONSIST OF TUBES, TUBE SHEETS, BAFFLES AND FINS WHICH COMPRISE THE BASIC HEAT TRANSFER ELEMENT OF A COOLER, FLUID, TRANSMISSION AND COOLER, FLUID, INDUSTRIAL. EXCLUDES:AUTOMOTIVE RADIATORS.]. 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 4420013899046 does not contain precious metals.
This information was last updated on Aug 01, 2025.