National Stock Number (NSN) 4610-01-304-6181, or NIIN 013046181, (filter unit,water purification,f) was assigned July 21, 1989 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 4610013400372, 4610013357331.
There are 10 manufacturer part numbers associated with this NSN. 6 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 5 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 not been procured by the US Government in over 5 years, with the most recent procurement date of Feb 11, 2016. There have been 2 contracts issued for this part number, with 2 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE7L115D0017, SPE7L115D0017, SPE7L115D0017, SPM7MX10D9007. The total value of the awarded contracts has been US$ 419,367.96.
This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.
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 10, 2013, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. Acquisition of this part is restricted to source(s) specified on "Source Control", "Altered Item" or "Selected Item" drawings/documents. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 10987. [A DEVICE FOR SEPARATING SUSPENDED MATTER FROM WATER BY PASSING THE WATER THROUGH A POROUS MEDIUM WHICH TRAPS AND RETAINS THE SUSPENDED MATTER. IT MAY INCORPORATE ANY OF SEVERAL TYPES OF FILTER MEDIA, INCLUDING: SAND AND GRAVEL, CERAMIC TUBES, FILTER PADS, DIATOMACEOUS EARTH, AND THE LIKE. EXCLUDES UNMOUNTED AND KNAPSACK TYPE ITEMS.]. 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 4610013046181 does not contain precious metals.
This NSN is associated to Schedule B 8421990040: parts of machinery and apparatus for filtering or purifying water. The Schedule B End Use is listed as food, tobacco machinery. NAICS classification category 333999: all other miscellaneous general purpose machinery manufacturing.
This information was last updated on May 01, 2025.