National Stock Number
3439-00-273-3729
National Stock Number (NSN) 3439-00-273-3729, or NIIN 002733729, (brazing alloy,copper) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NSN replaces 1 stock number, 3432002558955.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jan 25, 2007, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 15659. [A BRAZING ALLOY WHOSE MAIN INGREDIENT IS COPPER. IT IS SUPPLIED IN THE FORM OF WIRE, BAR, STRIP, OR GRAINS (GRANULAR). EXCLUDES:BRAZING ALLOY, SILVER.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 3439002733729 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.