National Stock Number
3040-01-423-1678
National Stock Number (NSN) 3040-01-423-1678, or NIIN 014231678, (shaft assembly,straight) was assigned December 18, 1995 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 1660011814210.
There are 5 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is 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 23 contracts issued for this part number, with 83 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE4A125F0019, SPE4A125F0019, SPE4A125F0019, SPE4A125F0019, SPE4A125F0019. The total value of the awarded contracts has been US$ 10,273,906.25.
This NSN is somewhat common among different platforms, belonging to 4 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 Jul 02, 2006, 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 rights to use the data needed to purchase this part from additional sources are not owned by the Government and cannot be purchased. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 50261. [AN ASSEMBLY WHICH CONSISTS OF A SHAFT, STRAIGHT AND COMPONENTS SUCH AS COUPLINGS, FLANGES, AND THE LIKE. THE SHAFT AND COMPONENTS ARE USUALLY WELDED TOGETHER.]. 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 3040014231678 does not contain precious metals.
This information was last updated on Jul 01, 2025.