National Stock Number
4730-00-705-9556
National Stock Number (NSN) 4730-00-705-9556, or NIIN 007059556, (wye,quick disconnect) 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 9 manufacturer part numbers associated with this NSN. 7 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 6 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 13 contracts issued for this part number, with 20 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 7 different suppliers. The last contract numbers awarded were: SPE7M025P2152, SPE7M322P2104, SPE7M319P0453, SPE7M017V5536, SPE7M316V2598. The total value of the awarded contracts has been US$ 117,870.66.
This NSN is somewhat common among different platforms, belonging to 2 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 Nov 02, 2005, 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) 29764. [A FLUID LINE FITTING SHAPED TO FORM THE LETTER "Y" WITH A QUICK DISCONNECT FEATURE ON THE BRANCH ENDS AND HAVING A PIPE, TUBE, HOSE OR QUICK DISCONNECT FEATURE ON THE BASE OR INLET END.]. 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 4730007059556 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.