National Stock Number
4730-00-843-4659
National Stock Number (NSN) 4730-00-843-4659, or NIIN 008434659, (reducer body,tube) 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 is only one manufacturer part number associated with this NSN. One 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 not been procured by the US Government in over 5 years, with the most recent procurement date of Mar 27, 2020. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE4A520P4341. The total value of the awarded contracts has been US$ 542.52.
This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.
There has been very little 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 Dec 11, 2013, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. 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) 61840. [AN INCOMPLETE FITTING WHICH UPON INSTALLATION IS DESIGNED TO JOIN TOGETHER IN A STRAIGHT LINE TWO TUBING LINES AND/OR FITTINGS OF DIFFERENT SIZES. THE ITEM CONSISTS OF THE BODY WHICH HAS A COMPLETE END CONNECTION ON ONE END; THE OTHER END IS DESIGNED TO MATE WITH A TUBE OR TUBE FITTING BUT REQUIRES AN ADDITIONAL NUT AND/OR SLEEVE TO MAKE A COMPLETE END CONNECTION.]. 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 4730008434659 contains an unknown precious metal.
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.