National Stock Number
3439-00-163-4347
National Stock Number (NSN) 3439-00-163-4347, or NIIN 001634347, (solder,lead-tin alloy) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 3439002946190, 3439001886987.
There are no manufacturer part numbers associated to this NSN. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Apr 23, 2019. There have been 7 contracts issued for this part number, with 12 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPE8E519V2376, SPE8E517V0486, SPE8E515V1509, SPE8E514V2057, SPM8E312M0058. The total value of the awarded contracts has been US$ 31,045.96.
This NSN is fairly common among different weapons systems, belonging to 16 different platforms.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 04986. [A SOLDER WHOSE MAIN INGREDIENTS ARE LEAD AND TIN IN NOMINALLY EQUAL PROPORTIONS. IT IS SUPPLIED IN FORM OF WIRE, BAR AND STRIP.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. Information is in the Hazardous Materials Information Resource System (HMIRS). NSN 3439001634347 contains an unknown precious metal.
This NSN is associated to Schedule B 8515904000: brazing and soldering equipment parts; parts of hot spraying equipment. 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.