National Stock Number (NSN) 4730-00-971-0617, or NIIN 009710617, (coupling half,self-sealing) was assigned January 1, 1962 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 3 stock numbers: 4730011183553, 4730009349529, 4730006722025.
There are 9 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 11 suppliers. Today, 7 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 not been procured by the US Government in over a year. There have been 21 contracts issued for this part number, with 21 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: SPE7M123F4954, SPE7M123F4954, SPE7M423P2555, SPE7M123F3950, SPE7M122F673U. The total value of the awarded contracts has been US$ 236,803.05.
This NSN is very common among different weapons systems, belonging to 54 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 high volatility, with an estimated forecasted value of US$ 21,399. 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 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) 18281. [A FLUID LINE FITTING HAVING A PIPE, TUBE OR HOSE CONNECTION OR A THROUGH HOLE TO ACCOMMODATE A BOLT, FLUID PASSAGE ON ONE END. THE OTHER END MUST HAVE AN EXTERNAL OR INTERNAL THREAD FOR CONNECTING A MATING PART TO FORM A SELF-SEALING COUPLING ASSEMBLY. THE FITTING HAS EITHER A SELF-SEALING FEATURE FOR THE PURPOSE OF AUTOMATICALLY SHUTTING OFF THE FLOW OF FLUID WHEN DISCONNECTED FROM ITS MATING HALF, OR, IF IT HAS NO SELF-SEALING FEATURE, IS SPECIFICALLY DESIGNED TO MATE WITH A FITTING WITH A SELF-SEALING FEATURE. FOR SELF-SEALING FITTINGS WITH A QUICK DISCONNECT END, SEE COUPLING HALF, QUICK DISCONNECT. FOR FLUID LINE FITTINGS WITHOUT A SELF-SEALING FEATURE, SEE COUPLING (AS MODIFIED).]. 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 4730009710617 contains an unknown precious metal.
This NSN is associated to Schedule B 7307199030: unions, pipe, of iron or steel, cast. 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.