National Stock Number
4730-00-387-9490
National Stock Number (NSN) 4730-00-387-9490, or NIIN 003879490, (coupling,hose) 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 are 3 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts. 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.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 25, 2008, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 03340. [A STRAIGHT HOSE FITTING DESIGNED TO JOIN A HOSE FITTING OR TO A HOSE OR ANOTHER HOSE FITTING. FOR CONNECTING HOSE TO HOSE FITTINGS IT MUST HAVE TWO TYPES OF HOSE CONNECTIONS AND ONE CONNECTION MUST HAVE STANDARD HOSE THREADS. FOR CONNECTING TWO HOSE FITTINGS IT MUST HAVE TWO TYPES OF HOSE CONNECTIONS THAT HAVE STANDARD HOSE THREADS OF THE SAME SIZE ON BOTH ENDS, ONLY ONE CONNECTION MAY BE EXTERNALLY THREADED. EXCLUDES:ITEMS WITH SELF-SEALING AND/OR QUICK DISCONNECT FEATURES.]. 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 4730003879490 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.