National Stock Number
2940-00-499-8481
National Stock Number (NSN) 2940-00-499-8481, or NIIN 004998481, (filtering disk,fluid) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 2805003423615.
There are 4 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 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. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 02, 2005, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 61856. [A FLAT, CIRCULAR, REPLACEABLE DEVICE, WITH OR WITHOUT A CENTRALLY LOCATED HOLE, DESIGNED TO REMOVE SOLID PARTICLES FROM FLUIDS RANGING IN DENSITY FROM HEAVY LIQUIDS TO GASES. THE REMOVAL OF PARTICLES IS ACCOMPLISHED BY POROUS, FIBROUS OR SHREDDED MATERIAL (METALLIC OR NON-METALLIC) WHICH RETAINS THE SOLID PARTICLES IN THE FLUID PASSING THROUGH IT. IT MAY BE ENCASED AND USED AS A SINGLE ITEM OR STACKED TO FORM A FLUID FILTER ELEMENT. EXCLUDES:DISK, SOLID, PLAIN; DIAPHRAGM (AS MODIFIED); STRAINER ELEMENT, SEDIMENT; AND WIRE FABRIC.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2940004998481 contains an unknown precious metal.
This NSN is associated to Schedule B 8421290065: filtering or purifying machinery and apparatus for liquids, nesoi. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 333999: all other miscellaneous general purpose machinery manufacturing.
This information was last updated on Jul 01, 2025.