National Stock Number
5985-00-581-2472
National Stock Number (NSN) 5985-00-581-2472, or NIIN 005812472, (spark gap) 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, 5920006793828.
There are 3 manufacturer part numbers associated with this NSN. One 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, 4 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 01, 2020, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
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 5985005812472 does not contain precious metals.
This NSN is associated to Schedule B 8409918000: parts for spark-ignition internal combustion piston engines, nesoi. The Schedule B End Use is listed as industrial engines. NAICS classification category 333618: other engine equipment manufacturing.
This information was last updated on Jul 01, 2025.