National Stock Number (NSN) 2530-00-432-1778, or NIIN 004321778, (disc,brake) was assigned May 3, 1971 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 3 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 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. ISO Group has several sources of supply for this NSN.
This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 26 contracts issued for this part number, with 29 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 10 different suppliers. The last contract numbers awarded were: SPE7L325V2481, SPE7L325V2481, SPE7L725V0431, SPE7L323F3798, SPE7L323F3407. The total value of the awarded contracts has been US$ 991,309.93.
This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.
There has been a moderate amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 35,342. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 25, 2018, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) 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) 60405. [A FLAT CIRCULAR METALLIC ITEM, A COMPONENT OF A DISK TYPE BRAKE USED PRIMARILY FOR FRICTIONAL PURPOSES.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. 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 2530004321778 does not contain precious metals.
This NSN is associated to Schedule B 8714100090: parts, nesoi, of motorcycles (including mopeds). The Schedule B End Use is listed as toys, games, and sporting goods. NAICS classification category 336991: motorcycle, bicycle, and parts manufacturing.
This information was last updated on Aug 01, 2025.