National Stock Number
4730-01-017-0494
National Stock Number (NSN) 4730-01-017-0494, or NIIN 010170494, (strainer element,sediment) was assigned March 1, 1976 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 4 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 8 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 not been procured by the US Government in over 5 years.
This NSN is very common among different weapons systems, belonging to 38 different platforms.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 13, 2008, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 18347. [A REPLACEABLE DEVICE DESIGNED TO REMOVE SOLID PARTICLES FROM FLOWING LIQUIDS. THE REMOVAL OF PARTICLES IS ACCOMPLISHED BY POROUS MATERIAL (METALLIC OR NON-METALLIC), WIRE MESH, PERFORATED METAL, OR THE LIKE, CONSTRUCTED SO THE LIQUID CAN FLOW THROUGH THE DEVICE WHILE THE SOLID PARTICLES ARE RETAINED. IT IS DESIGNED TO FIT INTO A STRAINER, SEDIMENT (OR SIMILAR CAVITY). IT MAY HAVE A REINFORCEMENT TO PREVENT COLLAPSING, DISTORTING OR RUPTURING. THE DEGREE OF PARTICLES REMOVED MUST BE NOMINALLY RATED AT 50 MICRONS, OR MORE, OR ABSOLUTELY RATED AT 75 MICRONS, OR MORE. SEE ALSO FILTER ELEMENT, FLUID.]. 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 4730010170494 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.