National Stock Number (NSN) 5965-00-402-1749, or NIIN 004021749, (headset-microphone) was assigned April 1, 1970 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5965000544385.
There are 16 manufacturer part numbers associated with this NSN. 11 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 9 suppliers. Today, 6 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 4 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over a year. There have been 38 contracts issued for this part number, with 42 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 4 different suppliers. The last contract numbers awarded were: SPE7M122F689D, SPE7M122F682X, SPE7M122F461T, SPE7M122F262J, SPE7M122F101H. The total value of the awarded contracts has been US$ 1,205,293.55.
This NSN is very common among different weapons systems, belonging to 30 different platforms.
There has been a small 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 high volatility, with an estimated forecasted value of US$ 14,677. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
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 5965004021749 contains an unknown precious metal.
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 Jul 01, 2026.