National Stock Number
4130-01-491-1963
National Stock Number (NSN) 4130-01-491-1963, or NIIN 014911963, (heat interchanger,refrigerant) was assigned October 15, 2001 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 4130012805038.
There are 3 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 4 suppliers. Today, 3 suppliers are listed as Active suppliers 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 a year. There have been 8 contracts issued for this part number, with 8 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE4A522P2004, SPE4A521C0031, SPE4A521P0764, SPE4A521P0764, SPE4A520P8166. The total value of the awarded contracts has been US$ 7,506,563.22.
This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.
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$ 826,615. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Aug 02, 2007, 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 or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 12791. [AN APPARATUS DESIGNED TO LOWER THE TEMPERATURE OF THE LIQUID REFRIGERANT AND RAISE THE TEMPERATURE OF THE SUCTION VAPOR BY PERMITTING THE TRANSFER OF HEAT FROM BOTH THROUGH THE WALLS OF THE SEPARATING CHAMBERS.]. 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 4130014911963 does not contain precious metals.
This information was last updated on Aug 01, 2025.