National Stock Number (NSN) 4730-00-279-2723, or NIIN 002792723, (coupling,tube) was assigned August 12, 1973 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 4730012371091.
There are 19 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 10 suppliers. Today, 10 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 5 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number is actively being procured by the US Government, with procurement history within the last 90 days. There have been 63 contracts issued for this part number, with 62 awards given. There is heavy competition for this NSN. The US Government has awarded contracts to 21 different suppliers. The last contract numbers awarded were: SPE7M425V4405, SPE7M425V4405, SPE7M425V4405, SPE7M425V4405, SPE7M425V4298. The total value of the awarded contracts has been US$ 1,334,152.95.
This NSN is fairly common among different weapons systems, belonging to 12 different platforms.
This national stock number is in high demand. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 205,356. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 06078. [A STRAIGHT FITTING 12 INCHES (304 MM) LONG OR UNDER HAVING THE SAME OR DIFFERENT TYPE OF CONNECTION OF THE SAME SIZE ON BOTH ENDS. IT IS DESIGNED TO JOIN A TUBE OR TUBE FITTING TO ANOTHER TUBE OR TUBE FITTING. EXCLUDES:FITTINGS WITH THREADED EXTERNAL CONNECTIONS ON BOTH ENDS. EXCLUDES:NIPPLE, 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 4730002792723 contains an unknown precious metal.
This NSN is associated to Schedule B 8108908000: other wrought titanium, nesoi. The Schedule B End Use is listed as nonferrous metals, other. NAICS classification category 331491: nonferrous metal (except copper and aluminum) rolling, drawing, and extruding.
This information was last updated on Jul 01, 2025.