National Stock Number
5965-00-440-2181
National Stock Number (NSN) 5965-00-440-2181, or NIIN 004402181, (earphone element) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 004402181 was cancelled on April 2, 2001, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 5965005219820. This NSN replaces 1 stock number, 5965000593509.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
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 critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). 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 5965004402181 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.