National Stock Number
3040-01-239-3681
National Stock Number (NSN) 3040-01-239-3681, or NIIN 012393681, (brake shoe) was assigned August 28, 1986 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 4 manufacturer part numbers associated with this NSN. 3 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.
This part number has not been procured by the US Government in over 5 years.
This NSN is unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 09, 2014, 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 needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 30489. [A METAL ITEM IN THE SHAPE OF AN ARC, WITH OR WITHOUT A REPLACEABLE FRICTION LINING ON THE SURFACE OF THE SHOE ARC. WHEN ACTUATED BY A CAM, LEVER AND/OR HYDRAULIC CYLINDER, IT EXERTS PRESSURE ON A DRUM OR WHEEL. ALSO, SEE BRAKE, SHOE TYPE.]. 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 3040012393681 does not contain precious metals.
This information was last updated on Aug 01, 2025.