National Stock Number (NSN) 3432-00-639-3783, or NIIN 006393783, (welding machine,resistance) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 5 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 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 a year. There have been 13 contracts issued for this part number, with 13 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 5 different suppliers. The last contract numbers awarded were: SPE8E524P0837, SPE8E523P0594, SPE8E521P1727, SPE8E521V2414, SPE8E620P0691. The total value of the awarded contracts has been US$ 739,355.61.
This NSN is somewhat common among different platforms, belonging to 6 different weapons systems.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 50,497. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 14, 2020, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 03715. [A GROUP OF END ITEMS AND/OR PARTS REQUIRED TO PERFORM A PRESSURE WELDING PROCESS FOR JOINING METAL PARTS BY ELECTRICAL HEAT. IT MAY INCLUDE SUCH PARTS AS FOOT SWITCHES, TRANSFORMERS, MECHANICAL AND ELECTRONIC HEAT CONTROLS, WATER AND AIR COOLING SYSTEMS, ELECTRODE OR TIP HOLDERS, EXCLUDING ELECTRODES AND TIPS. IT MAY HAVE AIR AND/OR MECHANICALLY OPERATED CLAMPS, ROCKER ARMS OR PRESSES, AND MAY BE MANUALLY, SEMIAUTOMATIC OR FULLY AUTOMATIC CONTROLLED.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3432006393783 does not contain precious metals.
This NSN is associated to Schedule B 8515902000: welding machine parts and parts of apparatus. The Schedule B End Use is listed as metalworking machine tools. NAICS classification category 333992: welding and soldering equipment manufacturing.
This information was last updated on Jul 01, 2025.