National Stock Number
5315-01-257-4487
National Stock Number (NSN) 5315-01-257-4487, or NIIN 012574487, (key,woodruff) was assigned June 19, 1987 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. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier 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.
This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 12, 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) 02380. [AN ITEM IN THE FORM OF A SEGMENT OF A DISK, WHICH MAY HAVE A FLAT BOTTOM, WITH OR WITHOUT PROJECTING SHOULDERS, DESIGNED TO FIT INTO A KEYWAY IN AN AXLE OR SHAFT, AND INTO A MATCHING SLOT IN THE HUB OR BOSS OF A WHEEL, GEAR OR PULLEY.]. 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 5315012574487 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.