National Stock Number
6850-01-377-1939
National Stock Number (NSN) 6850-01-377-1939, or NIIN 013771939, (inhibitor,corrosion,liquid cooling system) was assigned July 7, 1993 in the Federal Logistics Information System (FLIS). NIIN 013771939 was cancelled on December 16, 2017, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. 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.
This NSN is assigned to Item Name Code (INC) 00286. [A COMPOUND COMPOSED OF VARIOUS CHEMICALS TO BE ADDED TO COOLING MEDIA TO RETARD AND/OR PREVENT FORMATION OF RUST, SCALE, SLUDGE, AND CORROSION IN COOLING SYSTEMS, SUCH AS IN INTERNAL COMBUSTION ENGINES. EXCLUDES:FLUSHOUT COMPOUNDS.]. 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 6850013771939 does not contain precious metals.
This information was last updated on Jul 01, 2025.