National Stock Number (NSN) 5965-00-521-9820, or NIIN 005219820, (earphone element) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 5965004402181, 5965011150091.
There are 12 manufacturer part numbers associated with this NSN. 8 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 6 suppliers. Today, 6 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is 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 39 contracts issued for this part number, with 46 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE7M225V0613, SPE7LX24F93J7, SPE7LX24F41R3, SPE7MX24F5489, SPE7MX23F412A. The total value of the awarded contracts has been US$ 633,200.89.
This NSN is very common among different weapons systems, belonging to 51 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$ 68,339. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 03, 2012, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 00093. [THE INTERNAL FABRICATION OF AN EARPHONE. IT MAY INCLUDE A DIAPHRAGM BUT DOES NOT INCLUDE SHELL, EARPIECE, OR A CONNECTING CORD.]. 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 5965005219820 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.