National Stock Number
6850-00-637-6142
National Stock Number (NSN) 6850-00-637-6142, or NIIN 006376142, (scale removing compound) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 3 stock numbers: 6850006198610, 6850002645909, 6850002009196.
There are 10 manufacturer part numbers associated with this NSN. 6 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 8 suppliers. Today, 4 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 5 years.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jan 02, 2005, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 16638. [A CHEMICAL PRODUCT DESIGNED FOR REMOVAL OF MATERIAL DEPOSITED ON METAL SURFACES, USUALLY ON INTERIOR SURFACES SUCH AS EVAPORATOR TUBES AND HEAT EXCHANGERS. EXCLUDES:SCALE PREVENTION COMPOUNDS, INHIBITORS, AND CORROSION REMOVING COMPOUND.]. 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 6850006376142 does not contain precious metals.
This information was last updated on Jul 01, 2025.