National Stock Number
1660-01-344-3350
National Stock Number (NSN) 1660-01-344-3350, or NIIN 013443350, (filter element,air conditioning) was assigned August 27, 1991 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, only one supplier is 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 Aug 13, 2019. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE4A519F936H. The total value of the awarded contracts has been US$ 1,259.70.
This NSN is unique to one weapons system.
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 Feb 26, 2019, 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 1660013443350 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 Jul 01, 2025.