National Stock Number
3431-01-545-9657
National Stock Number (NSN) 3431-01-545-9657, or NIIN 015459657, (welding machine,inverter) was assigned November 30, 2006 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 3 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. 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 been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 34 contracts issued for this part number, with 34 awards given. There is heavy competition for this NSN. The US Government has awarded contracts to 11 different suppliers. The last contract numbers awarded were: SPE8E525P0504, SPE8E525V0315, SPE8E525V0209, SPE8E525V0106, SPE8E525V0015. The total value of the awarded contracts has been US$ 417,156.34.
This NSN is somewhat common among different platforms, belonging to 8 different weapons systems.
There has been a moderate 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$ 360,657. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 13, 2012, 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) 51696. [AN ITEM DESIGNED TO PERFORM MULTIWELDING AND/OR CUTTING OPERATIONS BY USING A UNIQUE ELECTRICAL ARRANGEMENT TO CONTROL THE PROCESS.]. 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 3431015459657 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.