National Stock Number
4730-01-556-5300
National Stock Number (NSN) 4730-01-556-5300, or NIIN 015565300, (coupling,pipe) was assigned October 3, 2007 in the Federal Logistics Information System (FLIS). NIIN 015565300 was cancelled on March 2, 2009, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 4730015354802. This NSN replaces 1 stock number, 5935015386366.
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 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 06076. [A STRAIGHT FITTING 12 INCHES (304 MM) LONG OR UNDER HAVING THE SAME OR DIFFERENT TYPE PIPE CONNECTION OF THE SAME SIZE ON BOTH ENDS. IT IS DESIGNED TO JOIN A PIPE OR PIPE FITTING TO ANOTHER PIPE OR PIPE FITTING. EXCLUDES:FITTINGS WITH THREADED EXTERNAL CONNECTIONS ON BOTH ENDS. SEE ALSO NIPPLE, PIPE.]. 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 4730015565300 does not contain precious metals.
This information was last updated on Jul 01, 2025.