National Stock Number
5930-00-503-1897
National Stock Number (NSN) 5930-00-503-1897, or NIIN 005031897, (switch,stepping) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5930003278070.
There are 7 manufacturer part numbers associated with this NSN. 6 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers 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) 26954. [AN_ELECTROMAGNETICALLY_ACTUATED_SWITCH_HAVING_CONTACT_WIPERS_WHICH_ARE_SUCCESSIVELY_ROTATED_OVER_FIXED_BANK_CONTACTS._THE_CONTACT_WIPERS_ARE_PROGRESSIVELY_ADVANCED_OVER_THE_FIXED_BANK_CONTACTS_THROUGH_A_REPETITIVE_SERIES_OF_STEPPING_OPERATIONS._THE_STEPPING_OPERATION_MAY_BE_A_CONTINUOUS_FORWARD_ROTATION_ACTING_THROUGH_360_DEGREES_TO_RETURN_TO_ITS_NORMAL_UNOPERATED_POSITION_OR_IT_MAY_BE_DESIGNED_TO_INCLUDE_AN_ELECTROMAGNETIC_AND/OR_MECHANICAL_MEANS_FOR_RELEASING_AND_RESETTING_THE_SWITCH_TO_ITS_RELEASED_POSITION_FOR_A_SUBSEQUENT_OPERATION._THE_CONTACT_WIPERS_MAY_BE_MECHANICALLY_HELD_IN_CONTACT_WITH_THE_FIXED_BANK_CONTACTS_AFTER_THE_ARMATURE_OF_THE_ACTUATING_COIL_HAS_RELEASED._THE_SWITCH_MAY_BE_RELEASED_AT_THE_END_OF_ITS_TRAVEL_OR_AT_ANY_INTERMEDIATE_POSITION._IT_INCLUDES_ITEMS_DESIGNED_WITH_TWO_ELECTROMAGNETIC_ACTUATORS_THAT_ENABLE_THE_SWITCH_TO_OPERATE_IN_EITHER_DIRECTION._FOR_ITEMS_HAVING_THE_DUAL_FUNCTION_OF_A_SWITCH_AND_A_RELAY_ASSEMBLED_TOGETHER_ON_A_COMMON_MOUNTING,_SEE_RELAY-SWITCH._FOR_OTHER_THAN_ELECTROMAGNETICALLY_ACTUATED_SWITCHES_WHOSE_CONTACT WIPERS ARE MANUALLY ROTATED OVER FIXED BANK CONTACTS, SEE SWITCH, ROTARY. EXCLUDES:RELAY, ROTARY AND SWITCH, TELEPHONE (AS MODIFIED).]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. 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 5930005031897 contains an unknown precious metal.
This NSN is associated to Schedule B 8536509065: switches, for a voltage not exceeding 1000 volts, nesoi. The Schedule B End Use is listed as electric apparatus. NAICS classification category 335931: current-carrying wiring device manufacturing.
This information was last updated on Jul 01, 2025.