National Stock Number
6850-00-255-0452
National Stock Number (NSN) 6850-00-255-0452, or NIIN 002550452, (magnetic inspection compound) was assigned January 1, 1963 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 2 suppliers. Today, 2 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 been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 28 contracts issued for this part number, with 38 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE4A625FBBFR, SPE4A625FADCN, SPE4A625FADCN, SPE4A725FA23X, SPE4A725FA23X. The total value of the awarded contracts has been US$ 67,317.90.
This NSN is somewhat common among different platforms, belonging to 5 different weapons systems.
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.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 31563. [A COMPOSITION CONTAINING FERROMAGNETIC PARTICLES COLORED FOR CONTRAST OR OF A QUALITY TO FLUORESCE UNDER BLACK LIGHT EITHER IN THE FORM OF (1) A DRY POWDER FOR DRY INSPECTION METHOD WHICH MAY BE DISPENSED FROM A SQUEEZE CONTAINER, OR (2) A DRY CONCENTRATE FOR SUSPENSION IN A LIGHT PETROLEUM OIL OR WATER BATH FOR WET INSPECTION METHOD, OR (3) A PREPARED LIGHT PETROLEUM OIL BASE MIXTURE WHICH MAY BE DISPENSED FROM AN AEROSOL CONTAINER. THE FERROUS PARTICLES ACCUMULATE BY MAGNETIC ATTRACTION AT ANY SURFACE FLAWS (CRACKS), THEREBY PERMITTING THE FLAWS TO BE READILY DISCERNIBLE.]. 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 6850002550452 does not contain precious metals.
This information was last updated on Aug 01, 2025.