National Stock Number
4730-01-446-9057
National Stock Number (NSN) 4730-01-446-9057, or NIIN 014469057, (coupling assembly,tube) was assigned July 21, 1997 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 6 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.
This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 11 contracts issued for this part number, with 11 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 6 different suppliers. The last contract numbers awarded were: SPE7M425P3858, SPE7M322V4662, SPE7M322P2426, SPE7M319P2676, SPE7M418V0533. The total value of the awarded contracts has been US$ 26,571.05.
This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.
There has been a small amount of 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 Sep 28, 2018, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 39980. [AN ITEM CONSISTING OF TWO OR MORE TUBE FITTINGS WHICH ARE COMPLETE ITEMS AND MAY BE ASSEMBLED IN A COMBINATION FORMING A SINGLE ITEM OF SUPPLY DESIGNED TO CONNECT TUBE LINES. EXCLUDES:COUPLING ASSEMBLY, SELF-SEALING AND COUPLING ASSEMBLY, QUICK DISCONNECT.]. 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 4730014469057 does not contain precious metals.
This NSN is associated to Schedule B 7307290000: stainless steel tube or pipe fittings nesoi. The Schedule B End Use is listed as iron and steel products, other. NAICS classification category 332919: other metal valve and pipe fitting manufacturing.
This information was last updated on Aug 01, 2025.