National Stock Number
4710-99-603-8633
National Stock Number (NSN) 4710-99-603-8633, or NIIN 996038633, (pipe,metallic) has an unknown assigned date. NIIN 996038633 was cancelled on May 6, 2010, 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 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, there are no suppliers 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 assigned to Item Name Code (INC) 31978. [A STRAIGHT, ONE PIECE METALLIC PIPE IN EXCESS OF 12 INCHES (304 MM) IN LENGTH. IT MAY HAVE EXTERNAL OR INTERNAL THREADS OR MAY BE UNTHREADED. FOR PIPE HAVING EXTERNAL THREADS 12 INCHES (304 MM) OR LESS IN LENGTH SEE NIPPLE,PIPE. FOR PIPE HAVING INTERNAL THREADS 12 INCHES (304 MM) OR LESS IN LENGHT SEE COUPLING,PIPE.].
This information was last updated on Feb 06, 2026.