National Stock Number
4730-01-640-6356
National Stock Number (NSN) 4730-01-640-6356, or NIIN 016406356, (ferrule,brazing,tube fitting) was assigned December 16, 2014 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are 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 unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 17, 2014, 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) 18024. [A FLANGED CYLINDRICAL METALLIC ITEM DESIGNED TO BE SLIPPED OVER TUBING AND BRAZED IN PLACE. THE REAR FACE OF THE FLANGE FORMS A BEARING SURFACE FOR THE COUPLING NUT, AND THE FRONT FACE IS OF A CONTOUR DESIGNED TO SEAT AGAINST A MATING CONTOUR ON A FITTING. WHEN ASSEMBLED THE JOINT SEALS AT THE SEAT IN A MANNER SIMILAR TO A SEAT TYPE UNION.]. 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 4730016406356 does not contain precious metals.
This information was last updated on May 01, 2025.