National Stock Number (NSN) 2945-00-859-3143, or NIIN 008593143, (filtering disk,fluid) was assigned January 1, 1962 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 2910006211200.
There are 3 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of May 11, 2015. There have been 3 contracts issued for this part number, with 3 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE4A515V2485, SPM4A711V0609, SPM4A711V0609, SPM4A710V0730, SPM4A710V0730. The total value of the awarded contracts has been US$ 15,574.30.
This NSN is fairly common among different weapons systems, belonging to 12 different platforms.
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 Dec 28, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government does not have adequate data, lacks rights to data, or both, needed to purchase this part from additional sources. 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 2945008593143 contains an unknown precious metal.
This NSN is associated to Schedule B 8421990080: parts of machinery and apparatus for filtering or purifying liquids and gases, 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.