National Stock Number
3040-01-330-2491
National Stock Number (NSN) 3040-01-330-2491, or NIIN 013302491, (disk brake shoe) was assigned November 30, 1990 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. None of the associated 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, 2 suppliers are 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 30, 2008, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) This part is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 33503. [A REPLACEABLE METAL PLATE, USUALLY AFFIXED WITH A FABRIC FRICTION LINING AS THE CONTACT PAD SURFACE. IT MAY BE OF CIRCULAR, KIDNEY, OR RECTANGULAR SHAPE. WHEN MOUNTED IN A CALIPER CYLINDER HOUSING, BETWEEN BRAKE DISK AND HYDRAULIC OR PNEUMATIC PISTON(S), OR WHEEL AND CALIPER LEVER, IT IS SO DESIGNED THAT ACTUATED PRESSURE, ON THE SHOE FRICTION PAD, WILL RETARD OR STOP MOTION. EXCLUDES:BRAKE, DUAL DISK; BRAKE, SINGLE DISK; BRAKE SHOE; AND DISK, BRAKE.]. 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 3040013302491 does not contain precious metals.
This information was last updated on Aug 01, 2025.