National Stock Number
2530-01-277-4640
National Stock Number (NSN) 2530-01-277-4640, or NIIN 012774640, (brake drum) was assigned April 22, 1988 in the Federal Logistics Information System (FLIS). NIIN 012774640 was cancelled on March 20, 2002, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. 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, there are no suppliers listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that 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 assigned to Item Name Code (INC) 11298. [A CIRCULAR SHAPED METAL ITEM DESIGNED TO BE CONNECTED TO A MACHINE OR VEHICLE SHAFT OR WHEEL AND USED TO RETARD, STOP OR PREVENT MOTION BY THE APPLICATION OF PRESSURE EXERTED BY BRAKE(S) OR BAND(S).]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 2530012774640 does not contain precious metals.
This information was last updated on Aug 01, 2025.