National Stock Number
4730-00-249-9721
National Stock Number (NSN) 4730-00-249-9721, or NIIN 002499721, (nipple,pipe) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 3 stock numbers: 4730002777088, 4730007866282, 4730002933636.
There are 13 manufacturer part numbers associated with this NSN. 9 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 12 suppliers. Today, 7 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 4 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 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 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 4730002499721 contains an unknown precious metal.
This NSN is associated to Schedule B 7412200000: copper alloy tube or pipe fittings. The Schedule B End Use is listed as finished metal shapes. NAICS classification category 332919: other metal valve and pipe fitting manufacturing.
This information was last updated on Aug 01, 2025.