National Stock Number
4310-01-052-1631
National Stock Number (NSN) 4310-01-052-1631, or NIIN 010521631, (filter element,intake air cleane) was assigned December 11, 1977 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
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 Aug 02, 2004, this NSN's acquisition method was noted as: Suitable for competitive acquisition for the first time. (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) 60475. [A REPLACEABLE DEVICE DESIGNED TO REMOVE DUST, POLLEN OR OTHER FOREIGN MATTER FROM THE AIR PASSING THROUGH IT. THE REMOVAL OF PARTICLES IS ACCOMPLISHED BY POROUS MATERIAL (METALLIC OR NON-METALLIC), WIRE MESH, OR THE LIKE. IT IS DESIGNED TO FIT INTO AN AIR CLEANER,INTAKE.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4310010521631 contains an unknown precious metal.
This NSN is associated to Schedule B 8421398090: filtering or purifying machinery and apparatus for 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 Apr 01, 2025.