National Stock Number (NSN) 5915-00-166-8166, or NIIN 001668166, (filter,radio frequency interfere) was assigned November 19, 1971 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 6 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are 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 28 different platforms.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jun 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) 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) 00765. [AN ITEM DESIGNED TO SUPPRESS UNDESIRED (INTERFERING) FREQUENCIES AND HAVE A MINIMAL EFFECT ON THE DESIRED FREQUENCIES WHEN INSERTED IN AN ELECTRICAL POWER CIRCUIT. EXCLUDES:ITEMS WHICH CONSIST OF A SINGLE CAPACITOR, INDUCTOR, RESISTOR, OR DEVICES CONSISTING OF ONLY TWO OR MORE CIRCUIT ELEMENTS OF THE SAME BASIC NAME. EXCLUDES:FILTER, LOW PASS AND SUPPRESSOR, IGNITION INTERFERENCE. FOR ITEMS DESIGNED TO BE INSERTED IN A LINE WHICH IS PRIMARILY INTENDED TO CARRY HIGH FREQUENCY WAVES MODULATED WITH SIGNALS, SUCH AS ANTENNA LEAD-IN, SEE FILTER, BAND SUPPRESSION AND FILTER, BAND PASS. SEE ALSO LIMITER, ELECTRICAL NOISE.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 5915001668166 contains an unknown precious metal.
This NSN is associated to Schedule B 8527995030: reception apparatus, nesoi. The Schedule B End Use is listed as stereo equipment, etc.. NAICS classification category 334310: audio and video equipment manufacturing.
This information was last updated on Aug 01, 2025.