National Stock Number (NSN) 5965-01-164-0561, or NIIN 011640561, (headset-microphone) was assigned October 12, 1983 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 7 manufacturer part numbers associated with this NSN. 4 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 6 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 89 contracts issued for this part number, with 95 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 8 different suppliers. The last contract numbers awarded were: SPE7MX25F019H, SPE7MX25F7980, SPE7MX24F478P, SPE7MX24F480C, SPE7MX24F480C. The total value of the awarded contracts has been US$ 20,169,038.53.
This NSN is somewhat common among different platforms, belonging to 4 different weapons systems.
There has been a moderate amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has medium volatility, with an estimated forecasted value of US$ 1,112,983. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 23, 2020, 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) 02928. [AN ITEM CONSISTING OF A HEADSET, ELECTRICAL AND A MICROPHONE (AS MODIFIED) MOUNTED ON OR SUPPORTED FROM THE HEAD. IT MAY INCLUDE CONNECTING CORDS, PLUGS, JACKS, AND SWITCHES. SEE ALSO HEADSET-CHEST SET, ELECTRICAL.]. 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 5965011640561 does not contain precious metals.
This NSN is associated to Schedule B 8518903000: microphone parts, loudspeaker parts, amplifier parts & headphone parts. The Schedule B End Use is listed as telecommunications equipment. NAICS classification category 334310: audio and video equipment manufacturing.
This information was last updated on Aug 01, 2025.