National Stock Number
5965-00-566-3123
National Stock Number (NSN) 5965-00-566-3123, or NIIN 005663123, (headset,electrical) was assigned November 24, 1974 in the Federal Logistics Information System (FLIS). NIIN 005663123 was cancelled on May 2, 2001, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
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) 00737. [AN ITEM CONSISTING OF ONE OR TWO EARPHONES WITH A CONNECTING CORD AND WITH OR WITHOUT A HEADBAND. SINGLE HEADPHONE TYPE MUST INCLUDE FACILITIES AS REQUIRED FOR USE. FOR ITEMS WITHOUT EARPHONES DESIGNED TO PROTECT THE EARS FROM NOISE, SEE PROTECTOR, HEARING.]. 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 5965005663123 does not contain precious metals.
This information was last updated on Jul 01, 2025.