National Stock Number
5905-01-253-9763
National Stock Number (NSN) 5905-01-253-9763, or NIIN 012539763, (resistor,variable,hybrid) was assigned April 29, 1987 in the Federal Logistics Information System (FLIS). NIIN 012539763 was cancelled on December 15, 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, only one supplier is 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) 35479. [A_RESISTOR_IN_WHICH_A_SLIDING_OR_ROLLING_CONTACT_MOVES_OVER_AN_EXPOSED_AREA_OF_THE_RESISTIVE_ELEMENT._UNIFORM_CONTACT_PRESSURE_ON_THE_RESISTANCE_ELEMENT_IS_MAINTAINED_BY_POSITIVE_PRESSURE_TO_PERMIT_SMOOTH_ELECTRICAL_AND_MECHANICAL_CONTROL_OF_THE_RESISTOR_OVER_THE_ENTIRE_RESISTANCE_RANGE._THE_RESISTIVE_ELEMENT_IS_CONSTRUCTED_OF_A_COMBINATION_OF_TWO_MATERIALS_USUALLY_CONSISTING_OF_A_WIREWOUND_ELEMENT_WITH_A_COATING_OF_CONDUCTIVE_PLASTIC_APPLIED_OVER_THE_RESISTANCE_WIRE_WHERE_THE_SLIDER_MAKES_CONTACT._MAY_BE_CONSTRUCTED_OF_A_SINGLE_OR_MULTITURNS_OF_WIRE_SUPPORTED_ON_AN_INSULATING_STRUCTURE_ON_WHICH_THE_WIPER_CONTACTS_THE_COATED_WIRE_CONTINUOUSLY_IN_THE_DIRECTION_OF_WIPER_TRAVEL._THE_OPPOSITION_TO_THE_FLOW_OF_CURRENT_IS_AN_INHERENT_PROPERTY_OF_THE_WIRE_USED_AND_IS_MANIFESTED_IN_THE_HEAT_DISSIPATED_IN_THE_RESISTOR_ITSELF._FOR_ITEMS_HAVING_MANUALLY_POSITIONED_TAPS_DESIGNED_TO_BE_SET_AND_FIXED_PRIOR_TO_USE,_SEE_RESISTOR,_ADJUSTABLE._FOR_ITEMS_WITH_STEP_BY_STEP_VARIATION,_SEE_RHEOSTAT;_AND_RESISTOR,_STEP_BY_STEP._FOR_TANDEM-MOUNTED_ITEMS_DESIGNED_TO_FUNCTION TOGETHER AS AN ATTENUATOR (AND RATED ACCORDINGLY), SEE ATTENUATOR, VARIABLE. EXCLUDES:OTHER RESISTOR (1), VARIABLE, (AS MODIFIED).]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5905012539763 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.