National Stock Number
4730-00-360-4401
National Stock Number (NSN) 4730-00-360-4401, or NIIN 003604401, (nut,tube coupling) was assigned February 18, 1974 in the Federal Logistics Information System (FLIS). NIIN 003604401 was cancelled on October 2, 2005, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 4730009293365. 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 unique to one weapons system.
This NSN is assigned to Item Name Code (INC) 03859. [AN INTERNALLY THREADED NUT WHICH HAS EITHER AN INTERNAL SEAT OR SHOULDER AND/OR IS DESIGNED TO BE USED WITH A FERRULE, TO MATE WITH THE SEAT OF AN EXTERNALLY THREADED TUBE FITTING TO FORM A LEAKPROOF CONNECTION. EXCLUDES:NUT (1), TUBE COUPLING, REDUCING; AND NUT (1), UNION.]. 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 4730003604401 does not contain precious metals.
This information was last updated on Aug 01, 2025.