National Stock Number
3431-01-388-7644
National Stock Number (NSN) 3431-01-388-7644, or NIIN 013887644, (welding machine,inverter type) was assigned April 7, 1994 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
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 one supplier. 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 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 Mar 11, 2014, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 77777. 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 3431013887644 does not contain precious metals.
This NSN is associated to Schedule B 8515390060: electric arc welding machines, rotating type. 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 Aug 01, 2025.