National Stock Number
6850-01-551-3923
National Stock Number (NSN) 6850-01-551-3923, or NIIN 015513923, (heat transfer fluid) was assigned May 16, 2007 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. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number is actively being procured by the US Government, with procurement history within the last 90 days. There have been 369 contracts issued for this part number, with 617 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE4A625FC9V2, SPE4A625FC2T5, SPE4A725FBM60, SPE4A725FBH45, SPE4A625FBTG4. The total value of the awarded contracts has been US$ 20,097,862.15.
This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.
There has been very little 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 low volatility, with an estimated forecasted value of US$ 2,327,403. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 17, 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. This part is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 12786. [A COMPOUND OF NONSPECIFIC CHEMICALS, FORMULATED FOR USE AS HEAT TRANSFER AGENT FOR SUCH EQUIPMENT AS REFRIGERATING, EVAPORATING, ELECTRICAL HEATING ELEMENT, OR ENGINE THERMOMETER POWER ELEMENT. WHEN OF A SPECIFIC CHEMICAL OR CHEMICAL COMPOSITION, USE SPECIFIC CHEMICAL NAME OR SPECIFIC CHEMICAL COMPOSITION NAME.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. Information is in the Hazardous Materials Information Resource System (HMIRS). NSN 6850015513923 does not contain precious metals.
This information was last updated on Jul 01, 2025.