National Stock Number
2530-01-178-6684
National Stock Number (NSN) 2530-01-178-6684, or NIIN 011786684, (chamber,air brake) was assigned May 9, 1984 in the Federal Logistics Information System (FLIS). NIIN 011786684 was cancelled on November 2, 1999, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 2530014152558. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 10864. [A MECHANICAL DEVICE EMPLOYING A FLEXIBLE DISHED DIAPHRAGM TO CONVERT AIR PRESSURE INTO PHYSICAL FORCE TO ACTUATE THE BRAKE SHOES OF A VEHICLE. SEE ALSO ACTUATOR, SAFETY; ACTUATOR, SPRING BRAKE; AND ROTOCHAMBER.]. 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 2530011786684 does not contain precious metals.
This information was last updated on Jul 01, 2025.