National Stock Number
3439-01-621-9863
National Stock Number (NSN) 3439-01-621-9863, or NIIN 016219863, (ring,welding,pipe joint) was assigned September 24, 2013 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated 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.
This NSN is assigned to Item Name Code (INC) 13125. [A PRESSED METAL ITEM, CIRCULAR IN SHAPE, DESIGNED TO FACILITATE AND EXPEDITE THE WELDING OF JOINTS IN STEEL PIPE AND TUBING. IT IS SPLIT LONGITUDINALLY AND FITS INSIDE THE TWO PIECES TO BE WELDED. A CENTRAL RIDGE ASSURES ALIGNMENT AND SPACING. WHEN WELDING IS COMPLETED, THE RING FORMS AN INTEGRAL PART OF THE JOINT.]. 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 3439016219863 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 Aug 01, 2025.