National Stock Number
5840-01-032-4953
National Stock Number (NSN) 5985-01-032-4953, or NIIN 010324953, (spark gap) was assigned December 15, 1976 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers 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) 00171. [AN ITEM DESIGNED TO ACT AS A SWITCHING OR TRIGGERING DEVICE BY MEANS OF A DISRUPTIVE DISCHARGE OF ELECTRICITY (A SPARK) BETWEEN THE ELECTRODES. THE INSULATION (USUALLY AIR) BETWEEN THE ELECTRODES IS SELF-RESTORING AFTER PASSAGE OF THE SPARK. FOR SPARK GAPS USED AS A PROTECTIVE DEVICE, SEE ARRESTER, ELECTRICAL SURGE. FOR ITEMS WITH ADDITIONAL CIRCUITRY WHICH PERFORM COMPLETE MODULATION FUNCTIONS, SEE MODULATOR, RADAR.]. 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 5985010324953 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.