National Stock Number
4730-00-555-7929
National Stock Number (NSN) 4730-00-555-7929, or NIIN 005557929, (nipple,tank) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is 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) 17681. [A SHORT LENGTH OF PIPE WITH STANDARD TAPER PIPE THREADS ON ONE END. THE OTHER END HAS A STANDARD TAPER PIPE THREAD RUNNING INTO A RECOGNIZED STANDARD LOCKNUT THREAD. IT IS USUALLY FITTED WITH LOCKNUT AND FACED COUPLING. EXCLUDES:NIPPLE (1), 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 4730005557929 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.