National Stock Number (NSN) 1660-01-046-7598, or NIIN 010467598, (filter element,air conditioning) was assigned August 22, 1977 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 3 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 4 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 9 contracts issued for this part number, with 12 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE4A725PB980, SPE4A724PE860, SPE4A724PE860, SPE4A724PE860, SPE4A724PE860. The total value of the awarded contracts has been US$ 291,042.00.
This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.
There has been a small amount of 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 Oct 12, 2018, 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 data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 06458. [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 FIBROUS OR SHREDDED MATERIAL (METALLIC OR NONMETALLIC) WHICH IS LOOSELY WOVEN OR MATTED AND CONFINED IN A FRAME OR RETAINED BETWEEN PERFORATED SHEETS OF FIRMER MATERIAL. IT IS DESIGNED TO FIT INTO AIR CONDITIONERS, VENTILATION SYSTEMS AND HOT AIR FURNACES. IT MAY HAVE FACILITIES FOR RADIO FREQUENCY/ELECTROMAGNETIC INTERFERENCE SHIELDING. THE FILTER MAY BE CLEANED BY THE USE OF COMPRESSED AIR, BLOWN THROUGH THE FILTER ELEMENT, OR BY USING WATER AND A SUITABLE DETERGENT FOR CLEANING PURPOSES WHICH WOULD EXTEND THE LIFE OF THE FILTER.]. 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 1660010467598 does not contain precious metals.
This NSN is associated to Schedule B 8803300060: other parts of airplanes or helicopters for use in military aircraft (excludes propellers, rotors, undercarriages, and parts thereof). The Schedule B End Use is listed as parts for military-type goods. NAICS classification category 336413: other aircraft parts and auxiliary equipment manufacturing.
This information was last updated on Aug 01, 2025.