National Stock Number
4730-01-256-7143
National Stock Number (NSN) 4730-01-256-7143, or NIIN 012567143, (nipple,pipe) was assigned June 8, 1987 in the Federal Logistics Information System (FLIS). NIIN 012567143 was cancelled on March 20, 2002, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
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 one supplier. Today, one supplier is listed as an Active supplier 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 unique to one weapons system.
This NSN is assigned to Item Name Code (INC) 03782. [A STRAIGHT ONE-PIECE METALLIC PIPE 12 INCHES(304 MM)OR LESS IN LENGTH HAVING EXTERNAL THREADS OF THE SAME SIZE ON BOTH ENDS. IT MAY HAVE A CENTER SECTION WHICH IS EXTERNALLY SHAPED TO ACCOMMODATE A WRENCH. FOR PIPE HAVING INTERNAL THREADS 12 INCHES(304 MM)OR LESS IN LENGTH SEE COUPLING,PIPE. FOR PIPE IN EXCESS OF 12 INCHES(304 MM)SEE PIPE AS MODIFIED.]. 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 4730012567143 does not contain precious metals.
This information was last updated on Aug 01, 2025.