National Stock Number
6021-01-499-5640
National Stock Number (NSN) 6021-01-499-5640, or NIIN 014995640, (switch assembly,fiber optic) was assigned July 29, 2002 in the Federal Logistics Information System (FLIS). NIIN 014995640 was cancelled on December 16, 2017, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 49695. [TWO OR MORE SWITCH, FIBER OPTIC MOUNTED ON A COMMON MOUNTING, WHICH IS PRIMARILY DESIGNED TO HOLD THE SWITCHES. EACH SWITCH, FIBER OPTIC MUST BE CAPABLE OF FUNCTIONING INDEPENDENTLY. FOR SWITCH ASSEMBLIES THAT INCLUDE ELECTRONIC SWITCHES, SEE SWITCH, ASSEMBLY.]. This item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 6021014995640 does not contain precious metals.
This information was last updated on Jul 01, 2025.