National Stock Number (NSN) 4730-00-640-6188, or NIIN 006406188, (plug,quick disconnect) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 5 stock numbers: 4730015360851, 4730007668226, 4730009152109, 4730002250844, 4730006499105.
There are 11 manufacturer part numbers associated with this NSN. 9 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 7 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
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 314 contracts issued for this part number, with 241 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: SPE7MX25F111D, SPE7MX25F108M, SPE7MX25F108V, SPE7MX25F108P, SPE7MX25F108R. The total value of the awarded contracts has been US$ 50,828.17.
This NSN is very common among different weapons systems, belonging to 27 different platforms.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has low volatility, with an estimated forecasted value of US$ 9,457. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jun 02, 2006, 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) 29762. [A FLUID LINE FITTING HAVING AN EXTERNAL QUICK DISCONNECT FEATURE, DESIGNED TO BE INSERTED INTO A FITTING WITH AN INTERNAL QUICK DISCONNECT FEATURE TO BLOCK THE FLOW OF FLUID. EXCLUDES PLUG, PROTECTIVE, DUST AND MOISTURE SEAL.]. 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 4730006406188 contains an unknown precious metal.
This NSN is associated to Schedule B 7609000000: aluminum tube or pipe fittings (couplings,elbows sleeves). 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.