National Stock Number
5905-66-121-4210
National Stock Number (NSN) 5905-66-121-4210, or NIIN 661214210, (resistor,fixed,composition) has an unknown assigned date. This NSN replaces 1 stock number, 5905010674189.
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 somewhat common among different platforms, belonging to 2 different weapons systems.
This NSN is assigned to Item Name Code (INC) 00126. [A RESISTOR WHOSE OHMIC VALUE CANNOT BE ADJUSTED OR VARIED. THE RESISTANCE ELEMENT CONSISTS OF A MIXTURE OF CARBON, AN INSULATING MATERIAL, AND SUITABLE BINDERS, EITHER MOLDED TOGETHER OR APPLIED AS A THIN LAYER OF CONDUCTING MATERIAL ON AN INSULATED FORM. THE OPPOSITION TO THE FLOW OF CURRENT IS AN INHERENT PROPERTY OF THE MATERIALS USED AND IS MANIFEST BY THE HEAT DISSIPATION IN THE ITEM ITSELF. SEE ALSO ATTENUATOR,FIXED; RESISTOR,FIXED,FILM; AND RESISTOR,THERMAL. EXCLUDES:SUPPRESSOR,IGNITION INTERFERENCE.].
This information was last updated on Nov 12, 2025.