NSN 6850-01-710-7881, 6850017107881
HEAT TRANSFER FLUID

Federal Supply Classification: FSC 6850 - Miscellaneous Chemical Specialties
National Item Identification Number: NIIN 017107881
Codification Country: United States
Item Name Code: INC 12786
Criticality: (X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code: (D) There is no information in the HMIRS; however, the NSN is in an FSC in Table I of Federal Standard 313 and an MSDS should be available to the user.

Availability: In Stock Qualified Suppliers: Currently qualifying suppliers

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DLMS^® Summary

National Stock Number 6850-01-710-7881

National Stock Number (NSN) 6850-01-710-7881, or NIIN 017107881, (heat transfer fluid) was assigned June 26, 2023 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 2 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 2 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.

This part number has not been procured by the US Government in over 5 years.

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. There is no information in the HMIRS; however, the NSN is in an FSC in Table I of Federal Standard 313 and an MSDS should be available to the user. NSN 6850017107881 does not contain precious metals.

This information was last updated on Jun 01, 2025.

Technical Characteristics

PART NAME ASSIGNED BY CONTROLLING AGENCY: (CXCY) HEAT TRANSFER COMPOUND
SPECIAL FEATURES: (FEAT) PHYSICAL STATE: LIQUID; APPEARANCE: CHARCOAL GRAY PASTE; COLOR: CHARCOAL GRAY; PH SOLUTION: 10-12; FREEZING POINT: 32.0 DEG F; BOILING POINT: 214.0 - 216.0 DEG F AT 14.7 PSI; SOLUBILITY: 50 PERCENT SOLUBLE IN WATER; VOC CONTENT: 0.0; CONDITIONS TO AVOID: HIGH TEMPERATURE WILL CAUSE A HARDENING EFFECT THAT IS INTENDED PER THE USE OF PRODUCT, THERE IS NO KNOWN EFFECT ON THE MATERIAL WITH EXPOSURE TO LIGHT OR SHOCK; INCOMPATIBLE MATERIALS: THE UNCURED COMPOUND TURNS TO A GEL AND GENERATES HEAT WHEN MIXED WITH ACID, COMPOUND MAY REACT WITH AMMONIUM SALTS RESULTING IN EVOLUTION OF AMMONIA GAS, COMPOUND CAN REACT WITH SUGAR RESIDUES TO FORM CARBON MONOXIDE;