National Stock Number
6021-20-000-5258
National Stock Number (NSN) 6021-20-000-5258, or NIIN 200005258, (switch assembly,fiber optic) has an unknown assigned date. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN. ISO Group has several sources of supply for 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) 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 information was last updated on Oct 22, 2025.