National Stock Number
4730-00-351-0874
National Stock Number (NSN) 4730-00-351-0874, or NIIN 003510874, (nipple,boss) was assigned January 30, 1974 in the Federal Logistics Information System (FLIS). NIIN 003510874 was cancelled on June 2, 2001, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 4730009283480. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 26952. [A STRAIGHT, ONE-PIECE FITTING USED TO JOIN TWO BOSSES OR BOSS FITTINGS. BOTH ENDS ARE THE SAME SIZE AND HAVE EXTERNAL MACHINE THREADS (STRAIGNT THREADS OTHER THAN PIPE OR HOSE SERIES). IT IS DESIGNED TO FACILITATE A GASKET, PREFORMED PACKING, WASHER, OR THE LIKE TO FORM A SEAL AT THE BOSS. THE CENTER SECTION MAY BE SUITABLY SHAPED TO ACCOMMODATE A WRENCH.]. 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 4730003510874 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.