National Stock Number (NSN) 3439-01-347-2643, or NIIN 013472643, (brazing alloy,silver) was assigned October 18, 1991 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. 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. ISO Group has several sources of supply for this NSN.
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 6 contracts issued for this part number, with 6 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: SPE8E925V1198, SPE8E924P0823, SPE8E922PQ259, SPE8E919P0124, SPE8E919P0124. The total value of the awarded contracts has been US$ 105,743.23.
This NSN is unique to one weapons system.
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) 15661. [ANY BRAZING ALLOY CONTAINING SILVER. IT IS SUPPLIED IN THE FORM OF STRIP, ROD, WIRE, PIGS, GRAIN, SHOT, CHIPS AND VARIOUS PREFORMED SHAPES SUCH AS WASHERS, RINGS, AND THE LIKE. EXCLUDES:BRAZING ALLOY, GOLD.]. 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 3439013472643 contains silver.
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.