National Stock Number
4730-00-266-3904
National Stock Number (NSN) 4730-00-266-3904, or NIIN 002663904, (union,pipe) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 002663904 was cancelled on October 2, 2004, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN replaces 1 stock number, 4730009051838.
There are 3 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 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that 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 assigned to Item Name Code (INC) 03785. [A STRAIGHT PIPE FITTING DESIGNED TO JOIN TWO LENGTHS OF PIPE OR PIPE FITTINGS IN SUCH A MANNER THAT THEY MAY BE DISCONNECTED WITHOUT DISTURBING THE REST OF THE PIPE LINE. THE END CONNECTIONS HAVE PIPE THREADS OR ARE UNTHREADED AND DESIGNED TO ACCOMMODATE A PIPE.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4730002663904 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.