National Stock Number (NSN) 6840-00-255-0471, or NIIN 002550471, (disinfectant,calciu) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NSN replaces 2 stock numbers: 6840015274069, 6810002646590.
There are 16 manufacturer part numbers associated with this NSN. 5 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 9 suppliers. Today, 6 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 5 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
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 3251 contracts issued for this part number, with 2996 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE4A625FC0CA, SPE4A625FC0CX, SPE4A625FC0CY, SPE4A625FC9M1, SPE4A625FC5U1. The total value of the awarded contracts has been US$ 2,052,288.56.
This NSN is very common among different weapons systems, belonging to 47 different platforms.
There has been a small amount of 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$ 292,637. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) 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) 77777. 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 6840002550471 does not contain precious metals.
This NSN is associated to Schedule B 3808930000: herbicides, antisprouting products and plant-growth regulators. The Schedule B End Use is listed as chemicals-fertilizers. NAICS classification category 325320: pesticide and other agricultural chemical manufacturing.
This information was last updated on Aug 01, 2025.