National Stock Number
6850-01-169-8438
National Stock Number (NSN) 6850-01-169-8438, or NIIN 011698438, (scale removing compound) was assigned January 16, 1984 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. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. 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 been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 14 contracts issued for this part number, with 19 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE4A725FAX2B, SPE4A725FAX2B, SPE4A724FAAA3, SPE4A724FAAA3, SPE4A723FCUT2. The total value of the awarded contracts has been US$ 47,413.89.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jan 04, 2014, 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) 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 6850011698438 does not contain precious metals.
This information was last updated on Jul 01, 2025.