National Stock Number (NSN) 4330-00-168-1861, or NIIN 001681861, (filter element,fluid) was assigned September 20, 1968 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 4330012748250, 2520009202041.
There are 31 manufacturer part numbers associated with this NSN. 19 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 23 suppliers. Today, 17 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 12 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 Nov 07, 2014. There have been 11 contracts issued for this part number, with 411 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 7 different suppliers. The last contract numbers awarded were: SPE7M115M1292, SPE7M114VB463, SPE7M114VB157, SPM7LX13D9002, SPM7LX13D9002. The total value of the awarded contracts has been US$ 20,986.30.
This NSN is somewhat common among different platforms, belonging to 8 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 Apr 04, 2012, 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 needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 32624. [A REPLACEABLE DEVICE DESIGNED TO REMOVE SOLID PARTICLES FROM FLUIDS RANGING IN DENSITY FROM HEAVY LIQUIDS TO GASES. THE REMOVAL OF PARTICLES IS ACCOMPLISHED BY POROUS MATERIAL (METALLIC OR NON-METALLIC), STACKED DISKS, WOUND WIRE, OR THE LIKE, CONSTRUCTED SO THE FLUID CAN FLOW THROUGH THE DEVICE WHILE THE SOLID PARTICLES ARE RETAINED. IT MAY BE DESIGNED TO FIT INTO A FILTER, FLUID (OR SIMILAR CAVITY), OR IT MAY HAVE AN INTEGRAL OUTER CASING AND MOUNTING FACILITIES AND BE DESIGNED TO CONNECT DIRECTLY TO AN ENGINE, COMPRESSOR, OR THE LIKE. THE DEGREE OF REMOVAL OF PARTICLES MUST BE NOMINALLY RATED AT LESS THAN 50 MICRONS OR ABSOLUTELY RATED AT LESS THAN 75 MICRONS. EXCLUDES:FILTER ELEMENT, AIR CONDITIONING. SEE ALSO STRAINER ELEMENT, SEDIMENT.]. This item does not have a nuclear hardened feature but does have other critical feature(s) 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 4330001681861 does not contain precious metals.
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.