National Stock Number
2530-01-556-4757
National Stock Number (NSN) 2530-01-556-4757, or NIIN 015564757, (rotor,disc brake) was assigned March 2, 2009 in the Federal Logistics Information System (FLIS). NIIN 015564757 was cancelled on May 2, 2009, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 2530015669355. 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 assigned to Item Name Code (INC) 37476. [A FLAT CIRCULAR METALLIC DEVICE WITH A CENTER MOUNTING AREA OF VARIOUS CONFIGURATION (RECESSED, FLAT, PROTRUDING, SHOULDERED, AND THE LIKE). IT IS A COMPONENT OF A CALIPER TYPE BRAKE SYSTEM DESIGNED WITH A FLAT MACHINE BRAKING SURFACE WHICH MAY BE OF A SOLID, RIBBED OR SPACE DESIGNED FOR COOLING PURPOSES. FOR A ROTO WITH A HUB SEE ROTOR ASSEMBLY, DISC BRAKE.]. 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 2530015564757 does not contain precious metals.
This information was last updated on Aug 01, 2025.